[telemetry] Move actions into page/actions. Drop the _action suffix for them.

Also, remove the "ing" from "scrolling," condense the page sets, and normalize them to use 2-space indent.

BUG=168431
TEST=./run_multipage_benchmarks --browser=release smoothness_benchmark page_sets/top_25.json

Review URL: https://codereview.chromium.org/12760010

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@189403 0039d316-1c4b-4281-b951-d872f2087c98

32 files changed, 3959 insertions, 6175 deletions

diff --git a/tools/perf/page_sets/2012Q3.json b/tools/perf/page_sets/2012Q3.json
index 226202a..af7c112 100644
--- a/tools/perf/page_sets/2012Q3.json
+++ b/tools/perf/page_sets/2012Q3.json
@@ -5,1311 +5,875 @@
   "pages": [
     {
       "url": "http://www.facebook.com/barackobama",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "https://www.google.com/search?q=barack%20obama",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://youtube.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://yahoo.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.baidu.com/s?wd=barack+obama",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://en.wikipedia.org/wiki/Wikipedia",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://qq.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.amazon.com/Kindle-Fire-Amazon-Tablet/dp/B0051VVOB2",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://googleblog.blogspot.com/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://taobao.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.linkedin.com/in/linustorvalds",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://yahoo.co.jp",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://sina.com.cn",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://msn.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://yandex.ru/yandsearch?text=barack+obama",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://translation.babylon.com/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.bing.com/search?q=barack+obama",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://wordpress.org/news/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.ebay.com/sch/i.html?_nkw=antiques",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://163.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.soso.com/q?w=barack+obama",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.microsoft.com/en-us/default.aspx",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://go.mail.ru/search?mailru=1&mg=1&q=barack+obama",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://vk.com/id118712387",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://staff.tumblr.com/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://sohu.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://sfbay.craigslist.org/mis/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.ask.com/web?q=barack+obama&search=&qsrc=0&o=0&l=dir",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.apple.com/ipodtouch/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://blog.pinterest.com/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://pinterest.com/backdrophome/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://paypal.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://bbc.co.uk",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.avg.com/us-en/avg-premium-security",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://googlesystem.blogspot.com/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://tudou.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://blog.fc2.com/en/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://imdb.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://youku.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.flickr.com/photos/thomashawk/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.flickr.com/photos/thomashawk/sets/72157600284219965/detail/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://search.yahoo.com/search?ei=UTF-8&trackingType=go_search_home&p=barack+obama&fr=hsusgo1&sa.x=0&sa.y=0",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.conduit.com/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://ifeng.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://tmall.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://hao123.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://aol.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://zedo.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://search.mywebsearch.com/mywebsearch/GGmain.jhtml?searchfor=barack+obama",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://cnn.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://portal.ebay.de/deutschland-schraubt-angebote",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.adobe.com/products/photoshopfamily.html?promoid=JOLIW",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://global.rakuten.com/us/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://laundry.about.com/od/kidsandlaundry/f/How-Do-I-Wash-A-Backpack.htm",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://thepiratebay.se/search/barack%20obama/0/99/0",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://360buy.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://huffingtonpost.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://alibaba.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://chinaz.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.sogou.com/web?query=barack+obama",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.amazon.de/gp/product/B0051QVF7A/ref=amb_link_170625867_1/275-4711375-4099801?ie=UTF8&nav_sdd=aps&pf_rd_m=A3JWKAKR8XB7XF&pf_rd_s=center-1&pf_rd_r=1C0XDBPB12WHDM63V11R&pf_rd_t=101&pf_rd_p=320475427&pf_rd_i=301128",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://google.pl",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://mediafire.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://espn.go.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://uol.com.br",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.godaddy.com/products/secure-hosting.aspx?ci=72738",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://imgur.com/gallery/b90ZE",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://home.alipay.com/bank/paymentKJ.htm",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://amazon.co.jp",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://stackoverflow.com/questions/11227809/why-is-processing-a-sorted-array-faster-than-an-unsorted-array",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.google.com/doubleclick/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://search.4shared.com/q/CCAD/1/barack%20obama",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://dailymotion.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://globo.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://instagram.com/developer/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://livedoor.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://wordpress.org/showcase/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://bp.blogspot.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://wigetmedia.com/advertisers",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.search-results.com/web?&q=barack%20obama",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://cnet.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://nytimes.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://torrentz.eu/search?f=barack+obama",
-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://livejournal.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://douban.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.weather.com/weather/right-now/Mountain+View+CA+94043",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://dailymail.co.uk",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.tianya.cn/bbs/index.shtml",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://ehow.com",
-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://theproject.badoo.com/final.phtml",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.bankofamerica.com/deposits/checksave/index.cfm?template=check_eBanking",
-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://vimeo.com",
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://360.cn",
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://indiatimes.com",
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://deviantart.com",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://reddit.com",
-      "smoothness": {
-          "action": "scrolling_action"
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://aweber.com",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://warriorforum.com",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://spiegel.de",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://pconline.com.cn",
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://mozilla.org",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://booking.com",
-      "smoothness": {
-          "action": "scrolling_action"
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://goo.ne.jp",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "https://www.chase.com/online/Home-Lending/mortgages.htm",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://addthis.com",
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://56.com",
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://news.blogfa.com/",
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.stumbleupon.com/jobs",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "https://www.dropbox.com/about",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
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+      "smoothness": { "action": "scroll" }
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+      "smoothness": { "action": "scroll" }
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       "url": "http://fiverr.com",
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+      "smoothness": { "action": "scroll" }
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+      "smoothness": { "action": "scroll" }
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     {
       "url": "http://realtime.rediff.com/instasearch#!barack%20obama",
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+      "smoothness": { "action": "scroll" }
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+      "smoothness": { "action": "scroll" }
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+      "smoothness": { "action": "scroll" }
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     {
       "url": "http://www.filestube.com/search.html?q=barack+obama&select=All",
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+      "smoothness": { "action": "scroll" }
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+      "smoothness": { "action": "scroll" }
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+      "smoothness": { "action": "scroll" }
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+      "smoothness": { "action": "scroll" }
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+      "smoothness": { "action": "scroll" }
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     {
       "url": "http://download.cnet.com/windows/?tag=hdr;brandnav",
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+      "smoothness": { "action": "scroll" }
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-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
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     {
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+      "smoothness": { "action": "scroll" }
     },
     {
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+      "smoothness": { "action": "scroll" }
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     {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://nicovideo.jp",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.yelp.com/search?find_desc=food&find_loc=San+Jose%2C+CA&ns=1",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://slideshare.net",
-      "smoothness": {
-          "action": "scrolling_action"
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://archive.org/web/web.php",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.cntv.cn/index.shtml",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://english.cntv.cn/01/index.shtml",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://abonnez-vous.orange.fr/residentiel/accueil/accueil.aspx",
-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://nbcolympics.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://hootsuite.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.scribd.com/doc/52210329/The-Masters-Augusta-National-s-Amen-Corner-up-close",
-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://4399.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.soku.com/v?keyword=barack%20obama",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://funmoods.com",
-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.tripadvisor.com/Tourism-g32701-Mendocino_California-Vacations.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://soundcloud.com/flosstradamus/tracks",
-      "smoothness": {
-          "action": "scrolling_action"
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+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.indeed.com/jobs?q=software&l=Mountain+View%2C+CA",
-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
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-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.xing.com/search/people?search%5Bq%5D=lufthansa",
-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
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-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
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       "url": "http://hostgator.com",
-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.ikea.com/us/en/catalog/categories/departments/living_room/",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
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-      "smoothness": {
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-      }
+      "smoothness": { "action": "scroll" }
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-      }
+      "smoothness": { "action": "scroll" }
     },
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       "url": "http://libero.it",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
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       "url": "http://samsung.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://hudong.com",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
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       "url": "http://espncricinfo.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://china.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.ups.com/content/us/en/bussol/browse/smallbiz/new-to-ups.html?WT.svl=SolExp",
-      "smoothness": {
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     },
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://ero-advertising.com",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://mashable.com",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://iminent.com",
-      "smoothness": {
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+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://rutracker.org",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.shopping.hp.com/en_US/home-office/-/products/Laptops/Laptops",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.clickbank.com/buy_products.htm?dores=true&mainCategoryId=1340&sortField=POPULARITY&b1=1340",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://b.hatena.ne.jp/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.youdao.com/search?q=barack+obama&ue=utf8&keyfrom=web.index",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://forbes.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://nbcnews.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://bitauto.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://php.net",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.target.com/c/women/-/N-5xtd3#?lnk=nav_t_spc_1_0",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://dianxin.cn",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://www.aizhan.com/siteall/www.youboy.com/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://veiculos-home.mercadolivre.com.br/",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://kakaku.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://flipkart.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "http://paipai.com",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     }
   ]
 }
diff --git a/tools/perf/page_sets/blank_page.json b/tools/perf/page_sets/blank_page.json
index 2b5d479..ebd896c 100644
--- a/tools/perf/page_sets/blank_page.json
+++ b/tools/perf/page_sets/blank_page.json
@@ -1,8 +1,6 @@
 {
-    "description": "A single blank page.",
-    "pages": [
-        {
-            "url": "file:///blank_page.html"
-        }
-    ]
+  "description": "A single blank page.",
+  "pages": [
+    { "url": "file:///blank_page.html" }
+  ]
 }
diff --git a/tools/perf/page_sets/jsgamebench.json b/tools/perf/page_sets/jsgamebench.json
index f5799b2..7c13bed 100644
--- a/tools/perf/page_sets/jsgamebench.json
+++ b/tools/perf/page_sets/jsgamebench.json
@@ -1,9 +1,7 @@
 {
-    "description": "Facebook's JSGameBench benchmark",
-    "archive_data_file": "../data/jsgamebench.json",
-    "pages": [
-        {
-            "url": "http://localhost/"
-        }
-    ]
+  "description": "Facebook's JSGameBench benchmark",
+  "archive_data_file": "../data/jsgamebench.json",
+  "pages": [
+    { "url": "http://localhost/" }
+  ]
 }
diff --git a/tools/perf/page_sets/key_desktop_sites.json b/tools/perf/page_sets/key_desktop_sites.json
index f25c2ea..bee018a 100644
--- a/tools/perf/page_sets/key_desktop_sites.json
+++ b/tools/perf/page_sets/key_desktop_sites.json
@@ -1,4279 +1,2865 @@
 {
-    "description": "Sites of Interest",
-    "archive_data_file": "../data/sites_of_interest.json",
-    "credentials_path": "../data/credentials.json",
-    "pages": [
-        {
-            "url": "http://facebook.com",
-            "credentials": "facebook",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://youtube.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://twitter.com/nbc",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://bbc.co.uk",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://imdb.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://espn.go.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://cnn.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://bbc.co.uk/news/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://weather.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://livejournal.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://deviantart.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://foxnews.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://nbcnews.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://scribd.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://movies.yahoo.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://tv.yahoo.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://pandora.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://tmz.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://hulu.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://abcnews.go.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://youtube.com/videos",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://ndtv.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://money.cnn.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://msn.foxsports.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://cbsnews.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://wired.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://cnbc.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://sportsillustrated.cnn.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://home.disney.go.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://urbandictionary.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://rottentomatoes.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://foodnetwork.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://npr.org",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://gawker.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://last.fm",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://sky.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://eonline.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://egotastic.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://copyscape.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://mtv.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://ultimate-guitar.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://comcast.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://cbc.ca",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://fanfiction.net",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://discovery.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://deezer.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://metrolyrics.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://foxnews.com/entertainment/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://cartoonnetwork.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://paypal.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://finance.yahoo.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://alibaba.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://bankofamerica.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.chase.com/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://wellsfargo.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://skype.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://online.wsj.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://indeed.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://samsung.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://reuters.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://ups.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://forbes.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://clickbank.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://target.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://att.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://cj.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://constantcontact.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://ezinearticles.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://shutterstock.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://americanexpress.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://freelancer.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://istockphoto.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://fedex.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://verizonwireless.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://capitalone.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://bloomberg.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://monster.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://hdfcbank.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://fotolia.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://thesun.co.uk",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://zillow.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://nokia.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://tradedoubler.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://icicibank.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://123rf.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://elance.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://icbc.com.cn",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://news.cnet.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://verizon.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://careerbuilder.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://sears.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://getresponse.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://sitesell.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://manta.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.blogger.com/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://avg.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://google.com/analytics/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://go.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://flickr.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://aol.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://thepiratebay.se",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://zedo.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://about.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://stackoverflow.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://godaddy.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://mediafire.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://wordpress.org",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://adwords.google.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://imgur.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://4shared.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://vimeo.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://play.google.com/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://badoo.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://aweber.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://mozilla.org",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.stumbleupon.com/stumbler/chimacintosh",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.google.com/adsense/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://my.yahoo.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://sourceforge.net",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://answers.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://wordpress.org/extend/plugins/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://photobucket.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://clicksor.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://google.com/reader/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://store.apple.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://wikia.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://statcounter.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://fiverr.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://slideshare.net",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://salesforce.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://myspace.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://hootsuite.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://domaintools.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://rediff.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://soundcloud.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://download.cnet.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://archive.org",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://filestube.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://developers.facebook.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://hostgator.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://battle.net",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://pch.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://ign.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://pogo.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://miniclip.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://888.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://gamespot.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://steampowered.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://gamefaqs.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://xbox.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
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+      "credentials": "facebook",
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+      "smoothness": { "action": "scroll" }
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+      "smoothness": { "action": "scroll" }
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+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://bbc.co.uk/news/",
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+    },
+    {
+      "url": "http://weather.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://livejournal.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://deviantart.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://foxnews.com",
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+    },
+    {
+      "url": "http://nbcnews.com",
+      "smoothness": { "action": "scroll" }
+    },
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+      "url": "http://scribd.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://movies.yahoo.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://tv.yahoo.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://pandora.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://tmz.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://hulu.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://abcnews.go.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://youtube.com/videos",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://ndtv.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
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+    {
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+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://cbsnews.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://wired.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
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+      "smoothness": { "action": "scroll" }
+    },
+    {
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+      "smoothness": { "action": "scroll" }
+    },
+    {
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+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://urbandictionary.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
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+      "smoothness": { "action": "scroll" }
+    },
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+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://npr.org",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://gawker.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://last.fm",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://sky.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://eonline.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://egotastic.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://copyscape.com",
+      "smoothness": { "action": "scroll" }
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+      "scrollable_element_function": "function(callback) { callback(document.getElementsByClassName('kix-appview-editor')[0]); }",
+      "smoothness": {
+        "action": "scroll",
+        "wait_for_javascript_expression": "document.getElementsByClassName('kix-appview-editor').length"
+      }
+    },
+    {
+      "url": "https://maps.google.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://reader.google.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "https://plus.google.com/110031535020051778989/posts/2wP4KPPBMG8",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "https://plus.google.com/110031535020051778989/photos",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://googleblog.blogspot.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "https://chrome.google.com/webstore/category/home",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://staff.tumblr.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://mashable.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.buzzfeed.com/celebrity",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.thedailybeast.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.theverge.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://techcrunch.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.engadget.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://gizmodo.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://thinkprogress.org/?mobile=nc",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://gawker.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://arstechnica.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://boingboing.net/category/featured/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://thenextweb.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://politicalticker.blogs.cnn.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://deadspin.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://news.yahoo.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.cnn.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.nbcnews.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.bbc.co.uk/news/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.reddit.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://my.yahoo.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.foxnews.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.guardiannews.com/uk-home",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://timesofindia.indiatimes.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://online.wsj.com/home-page",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.forbes.com/home_usa/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.washingtonpost.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.usatoday.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://drudgereport.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://abcnews.go.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.latimes.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.bloomberg.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://money.cnn.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.news.com.au/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.cbsnews.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.examiner.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.cnbc.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.alarabiya.net/default.html",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.time.com/time/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.foxnews.com/politics/index.html",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.smh.com.au/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.businessweek.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.nationalgeographic.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.wunderground.com/cgi-bin/findweather/getForecast?query=94035&sp=KCAMOUNT24",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.accuweather.com/en/search-locations?zipcode=mountain%20view,%20ca",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.weather.com/weather/right-now/Mountain+View+CA+94043",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://weather.yahoo.com/united-states/california/mountain-view-12797130/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.yr.no/place/Norway/Oslo/Oslo/Oslo/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.metoffice.gov.uk/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.intellicast.com/Local/Weather.aspx?location=USCA0746",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.shutterstock.com/cat.mhtml?searchterm=google&search_group=&lang=en&search_source=search_form",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.flickr.com/search/?q=monkeys&f=hp",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.flickr.com/photos/davidgutierrez/sets/72157604615916402/?page=3",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.flickr.com/photos/davidgutierrez/sets/72157604615916402/show/with/4403158307/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.apple.com/iphone/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.taobao.com/index_global.php",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://hootsuite.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.android.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "https://www.change.org/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.nytimes.com/skimmer/#/Technology",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.glennbeck.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.pengyou.com/mobile?from=loginAndroid",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://en.wikipedia.org/wiki/Cat",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://en.wikipedia.org/wiki/British_Royal_Family",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://9gag.com/gag/5202885",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.wowwiki.com/World_of_Warcraft:_Mists_of_Pandaria",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://twitter.github.com/bootstrap/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://reviews.cnet.com/8301-13727_7-57431192-263/disable-elastic-scrolling-in-os-x/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://mlb.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://thenounproject.com/zh-cn/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://allrecipes.com/recipe/chicken-pot-pie-ix/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.gamespot.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://valleywag.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://gawker.com/5939683/based-on-a-true-story-is-a-rotten-lie-i-hope-you-never-believe",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.imdb.com/title/tt0910970/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.html5rocks.com/en/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://athome.kimvallee.com/2010/03/why-to-splurge-on-a-high-end-dishwasher/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://mlb.mlb.com/mlb/gameday/index.jsp?gid=2012_08_31_sfnmlb_chnmlb_1&mode=wrap#gid=2012_08_31_sfnmlb_chnmlb_1&mode=box",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://nytimes.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://arstechnica.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://pinterest.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.theregister.co.uk/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://forum.xda-developers.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://maps.google.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "https://www.google.com/search?num=10&hl=en&site=&tbm=isch&q=cats",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://code.google.com/p/chromium/issues/list",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://code.google.com/p/chromium/issues/detail?id=142038&q=black%20screen%20amd&colspec=ID%20Pri%20Mstone%20ReleaseBlock%20OS%20Area%20Feature%20Status%20Owner%20Summary",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://mlb.mlb.com/index.jsp",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.nfl.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://airbnb.github.com/infinity/demo-on.html",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://habrahabr.ru/post/149892/#habracut",
+      "smoothness": { "action": "scroll" }
+    }
+  ]
 }
diff --git a/tools/perf/page_sets/key_mobile_sites.json b/tools/perf/page_sets/key_mobile_sites.json
index 7101350..d476809 100644
--- a/tools/perf/page_sets/key_mobile_sites.json
+++ b/tools/perf/page_sets/key_mobile_sites.json
@@ -1,370 +1,264 @@
 {
-    "description": "Mobile sites for M25",
-    "credentials_path": "../data/credentials.json",
-    "user_agent_type": "mobile",
-    "pages": [
-        {
-            "disabled": "Disabled due to crbug.com/169980",
-            "url": "http://www.androidpolice.com/2012/10/03/rumor-evidence-mounts-that-an-lg-optimus-g-nexus-is-coming-along-with-a-nexus-phone-certification-program/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://nytimes.com/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://iphone.capitolvolkswagen.com/index.htm#new-inventory_p_2Fsb-new_p_2Ehtm_p_3Freset_p_3DInventoryListing",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://gsp.ro",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://uk.wsj.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://cuteoverload.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "disabled": "Disabled due to crbug.com/169980",
-            "url": "http://theverge.com",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.theverge.com/2012/10/28/3568746/amazon-7-inch-fire-hd-ipad-mini-ad-ballsy",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.cnn.com/2012/10/03/politics/michelle-obama-debate/index.html",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://en.m.wikipedia.org/wiki/Google",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://googleblog.blogspot.co.uk/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "disabled": "Disabled due to crbug.com/169980",
-            "url": "http://digg.com ",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.hs.fi/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "disabled": "Disabled due to crbug.com/169980",
-            "url": "https://www.google.com/#hl=en&q=barack+obama",
-            "why": "top google property; a google tab is often open",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "https://plus.google.com/110031535020051778989/posts",
-            "why": "social; top google property; Public profile; infinite scrolls",
-            "smoothness": {
-                "action": "scrolling_action",
-                "scroll_is_infinite": true
-            }
-        },
-        {
-            "url": "http://www.youtube.com",
-            "why": "#3 (Alexa global)",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "name": "Blogger",
-            "url": "http://googlewebmastercentral.blogspot.com/",
-            "why": "#11 (Alexa global), google property; some blogger layouts have infinite scroll but more interesting",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "name": "Wordpress",
-            "url": "http://en.blog.wordpress.com/2012/09/04/freshly-pressed-editors-picks-for-august-2012/",
-            "why": "#18 (Alexa global), Picked an interesting post",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "name": "LinkedIn",
-            "url": "http://www.linkedin.com/in/linustorvalds",
-            "why": "#12 (Alexa global),Public profile",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "name": "Wikipedia (1 tab)",
-            "url": "http://en.wikipedia.org/wiki/Wikipedia",
-            "why": "#6 (Alexa) most visited worldwide,Picked an interesting page",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "name": "Twitter",
-            "url": "http://twitter.com/katyperry",
-            "why": "#8 (Alexa global),Picked an interesting page",
-            "smoothness": {
-                "action": "scrolling_action",
-                "scroll_is_infinite": true
-            }
-        },
-        {
-            "name": "Pinterest",
-            "url": "http://pinterest.com",
-            "why": "#37 (Alexa global)",
-            "smoothness": {
-                "action": "scrolling_action",
-                "scroll_is_infinite": true
-            }
-        },
-        {
-            "name": "ESPN",
-            "url": "http://espn.go.com",
-            "why": "#1 sports",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://news.yahoo.com",
-            "why": "#1 news worldwide (Alexa global)",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.cnn.com",
-            "why": "#2 news worldwide",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "name": "Weather.com",
-            "url": "http://www.weather.com/weather/right-now/Mountain+View+CA+94043",
-            "why": "#7 (Alexa news); #27 total time spent,Picked interesting page",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.amazon.com",
-            "why": "#1 world commerce website by visits; #3 commerce in the US by time spent",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.ebay.com",
-            "why": "#1 commerce website by time spent by users in US",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://games.yahoo.com",
-            "why": "#1 games according to Alexa (with actual games in it)",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://booking.com",
-            "why": "#1 Alexa recreation",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://answers.yahoo.com",
-            "why": "#1 Alexa reference",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://sports.yahoo.com/",
-            "why": "#1 Alexa sports",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://techcrunch.com",
-            "why": "top tech blog",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://br.337.com/pages/196/DDTank",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://culturalsolutions.co.uk/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.frantzen-lindeberg.com/se/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://game.deksiam.in.th/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "disabled": "Doesn't scroll",
-            "url": "https://mail.google.com/mail/",
-            "why": "productivity, top google properties",
-            "credentials": "google",
-            "wait_for_javascript_expression": "window.gmonkey !== undefined && document.getElementById('gb') !== null",
-            "smoothness": {
-                "action": "scrolling_action",
-                "scrollable_element_function": "function(callback) { gmonkey.load('2.0', function(api) { callback(api.getScrollableElement()); }); }"
-            }
-        },
-        {
-            "disabled": "Doesn't scroll",
-            "url": "https://www.google.com/calendar/",
-            "why": "productivity, top google properties",
-            "credentials": "google",
-            "smoothness": {
-                "action": "scrolling_action",
-                "scrollable_element_function": "function(callback) { callback(document.getElementById('scrolltimedeventswk')); }"
-            }
-        },
-        {
-            "url": "http://mlb.mlb.com/index.jsp",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://nofolo.com/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://planet.mozilla.org/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.pravda.ru/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.sahadan.com/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.sfgate.com/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://slashdot.org/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.transformice.com/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://worldjournal.com/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.wowwiki.com/World_of_Warcraft:_Mists_of_Pandaria",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://online.wsj.com/home-page",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.deviantart.com/",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.baidu.com/s?wd=barack+obama&rsv_bp=0&rsv_spt=3&rsv_sug3=9&rsv_sug=0&rsv_sug4=3824&rsv_sug1=3&inputT=4920",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        },
-        {
-            "url": "http://www.sueddeutsche.de",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
-        }
-    ]
+  "description": "Mobile sites for M25",
+  "credentials_path": "../data/credentials.json",
+  "user_agent_type": "mobile",
+  "pages": [
+    {
+      "disabled": "Disabled due to crbug.com/169980",
+      "url": "http://www.androidpolice.com/2012/10/03/rumor-evidence-mounts-that-an-lg-optimus-g-nexus-is-coming-along-with-a-nexus-phone-certification-program/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://nytimes.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://iphone.capitolvolkswagen.com/index.htm#new-inventory_p_2Fsb-new_p_2Ehtm_p_3Freset_p_3DInventoryListing",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://gsp.ro",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://uk.wsj.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://cuteoverload.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "disabled": "Disabled due to crbug.com/169980",
+      "url": "http://theverge.com",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.theverge.com/2012/10/28/3568746/amazon-7-inch-fire-hd-ipad-mini-ad-ballsy",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.cnn.com/2012/10/03/politics/michelle-obama-debate/index.html",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://en.m.wikipedia.org/wiki/Google",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://googleblog.blogspot.co.uk/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "disabled": "Disabled due to crbug.com/169980",
+      "url": "http://digg.com ",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.hs.fi/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "disabled": "Disabled due to crbug.com/169980",
+      "url": "https://www.google.com/#hl=en&q=barack+obama",
+      "why": "top google property; a google tab is often open",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "https://plus.google.com/110031535020051778989/posts",
+      "why": "social; top google property; Public profile; infinite scrolls",
+      "smoothness": { "action": "scroll", "scroll_is_infinite": true }
+    },
+    {
+      "url": "http://www.youtube.com",
+      "why": "#3 (Alexa global)",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "name": "Blogger",
+      "url": "http://googlewebmastercentral.blogspot.com/",
+      "why": "#11 (Alexa global), google property; some blogger layouts have infinite scroll but more interesting",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "name": "Wordpress",
+      "url": "http://en.blog.wordpress.com/2012/09/04/freshly-pressed-editors-picks-for-august-2012/",
+      "why": "#18 (Alexa global), Picked an interesting post",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "name": "LinkedIn",
+      "url": "http://www.linkedin.com/in/linustorvalds",
+      "why": "#12 (Alexa global),Public profile",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "name": "Wikipedia (1 tab)",
+      "url": "http://en.wikipedia.org/wiki/Wikipedia",
+      "why": "#6 (Alexa) most visited worldwide,Picked an interesting page",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "name": "Twitter",
+      "url": "http://twitter.com/katyperry",
+      "why": "#8 (Alexa global),Picked an interesting page",
+      "smoothness": { "action": "scroll", "scroll_is_infinite": true }
+    },
+    {
+      "name": "Pinterest",
+      "url": "http://pinterest.com",
+      "why": "#37 (Alexa global)",
+      "smoothness": { "action": "scroll", "scroll_is_infinite": true }
+    },
+    {
+      "name": "ESPN",
+      "url": "http://espn.go.com",
+      "why": "#1 sports",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://news.yahoo.com",
+      "why": "#1 news worldwide (Alexa global)",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.cnn.com",
+      "why": "#2 news worldwide",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "name": "Weather.com",
+      "url": "http://www.weather.com/weather/right-now/Mountain+View+CA+94043",
+      "why": "#7 (Alexa news); #27 total time spent,Picked interesting page",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.amazon.com",
+      "why": "#1 world commerce website by visits; #3 commerce in the US by time spent",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.ebay.com",
+      "why": "#1 commerce website by time spent by users in US",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://games.yahoo.com",
+      "why": "#1 games according to Alexa (with actual games in it)",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://booking.com",
+      "why": "#1 Alexa recreation",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://answers.yahoo.com",
+      "why": "#1 Alexa reference",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://sports.yahoo.com/",
+      "why": "#1 Alexa sports",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://techcrunch.com",
+      "why": "top tech blog",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://br.337.com/pages/196/DDTank",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://culturalsolutions.co.uk/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.frantzen-lindeberg.com/se/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://game.deksiam.in.th/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "disabled": "Doesn't scroll",
+      "url": "https://mail.google.com/mail/",
+      "why": "productivity, top google properties",
+      "credentials": "google",
+      "wait_for_javascript_expression": "window.gmonkey !== undefined && document.getElementById('gb') !== null",
+      "smoothness": {
+        "action": "scroll",
+        "scrollable_element_function": "function(callback) { gmonkey.load('2.0', function(api) { callback(api.getScrollableElement()); }); }"
+      }
+    },
+    {
+      "disabled": "Doesn't scroll",
+      "url": "https://www.google.com/calendar/",
+      "why": "productivity, top google properties",
+      "credentials": "google",
+      "smoothness": {
+        "action": "scroll",
+        "scrollable_element_function": "function(callback) { callback(document.getElementById('scrolltimedeventswk')); }"
+      }
+    },
+    {
+      "url": "http://mlb.mlb.com/index.jsp",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://nofolo.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://planet.mozilla.org/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.pravda.ru/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.sahadan.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.sfgate.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://slashdot.org/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.transformice.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://worldjournal.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.wowwiki.com/World_of_Warcraft:_Mists_of_Pandaria",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://online.wsj.com/home-page",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.deviantart.com/",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.baidu.com/s?wd=barack+obama&rsv_bp=0&rsv_spt=3&rsv_sug3=9&rsv_sug=0&rsv_sug4=3824&rsv_sug1=3&inputT=4920",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.sueddeutsche.de",
+      "smoothness": { "action": "scroll" }
+    }
+  ]
 }
-
diff --git a/tools/perf/page_sets/kraken.json b/tools/perf/page_sets/kraken.json
index 3f5a278..4692cdc 100644
--- a/tools/perf/page_sets/kraken.json
+++ b/tools/perf/page_sets/kraken.json
@@ -1,9 +1,7 @@
 {
-    "description": "Kraken JavaScript benchmark",
-    "archive_data_file": "../data/kraken.json",
-    "pages": [
-        {
-            "url": "http://krakenbenchmark.mozilla.org/kraken-1.1/driver.html"
-        }
-    ]
+  "description": "Kraken JavaScript benchmark",
+  "archive_data_file": "../data/kraken.json",
+  "pages": [
+    { "url": "http://krakenbenchmark.mozilla.org/kraken-1.1/driver.html" }
+  ]
 }
diff --git a/tools/perf/page_sets/octane.json b/tools/perf/page_sets/octane.json
index 025419a..bb3b8bd 100644
--- a/tools/perf/page_sets/octane.json
+++ b/tools/perf/page_sets/octane.json
@@ -1,8 +1,6 @@
 {
-    "description": "Octane JavaScript benchmark",
-    "pages": [
-        {
-            "url": "file:///../../../chrome/test/data/perf/third_party/octane/index.html?auto=1"
-        }
-    ]
+  "description": "Octane JavaScript benchmark",
+  "pages": [
+    { "url": "file:///../../../chrome/test/data/perf/third_party/octane/index.html?auto=1" }
+  ]
 }
diff --git a/tools/perf/page_sets/robohornetpro.json b/tools/perf/page_sets/robohornetpro.json
index 407d22b..de139f7 100644
--- a/tools/perf/page_sets/robohornetpro.json
+++ b/tools/perf/page_sets/robohornetpro.json
@@ -1,9 +1,7 @@
 {
-    "description": "RoboHornet Pro benchmark",
-    "archive_data_file": "../data/robohornetpro.json",
-    "pages": [
-        {
-            "url": "http://ie.microsoft.com/testdrive/performance/robohornetpro/"
-        }
-    ]
+  "description": "RoboHornet Pro benchmark",
+  "archive_data_file": "../data/robohornetpro.json",
+  "pages": [
+    { "url": "http://ie.microsoft.com/testdrive/performance/robohornetpro/" }
+  ]
 }
diff --git a/tools/perf/page_sets/spaceport.json b/tools/perf/page_sets/spaceport.json
index a84fe9d..97a6519 100644
--- a/tools/perf/page_sets/spaceport.json
+++ b/tools/perf/page_sets/spaceport.json
@@ -1,8 +1,6 @@
 {
-    "description": "Spaceport.io benchmark.",
-    "pages": [
-        {
-            "url": "file:///../../../chrome/test/data/third_party/spaceport/index.html"
-        }
-    ]
+  "description": "Spaceport.io benchmark.",
+  "pages": [
+    { "url": "file:///../../../chrome/test/data/third_party/spaceport/index.html" }
+  ]
 }
diff --git a/tools/perf/page_sets/sunspider.json b/tools/perf/page_sets/sunspider.json
index fa649fe..76ba03c 100644
--- a/tools/perf/page_sets/sunspider.json
+++ b/tools/perf/page_sets/sunspider.json
@@ -1,8 +1,6 @@
 {
-    "description": "SunSpider JavaScript benchmark",
-    "pages": [
-        {
-            "url": "file:///../../../chrome/test/data/sunspider/sunspider-driver.html"
-        }
-    ]
+  "description": "SunSpider JavaScript benchmark",
+  "pages": [
+    { "url": "file:///../../../chrome/test/data/sunspider/sunspider-driver.html" }
+  ]
 }
diff --git a/tools/perf/page_sets/top_25.json b/tools/perf/page_sets/top_25.json
index b1d6bdd..29ce5af 100644
--- a/tools/perf/page_sets/top_25.json
+++ b/tools/perf/page_sets/top_25.json
@@ -1,481 +1,419 @@
 {
-    "description": "Pages hand-picked for 2012 CrOS scrolling tuning efforts.",
-    "archive_data_file": "../data/top_25.json",
-    "credentials_path": "../data/credentials.json",
-    "user_agent_type": "desktop",
-    "pages": [
-        {
-            "url": "https://www.google.com/#hl=en&q=barack+obama",
-            "why": "top google property; a google tab is often open",
-            "smoothness": {
-                "action": "scrolling_action"
-            },
-            "wait_for_element_with_text": "Next",
-            "stress_memory": [
-                {
-                    "action": "scrolling_action"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Next",
-                    "wait_for_href_change": true,
-                    "wait_for_element_with_text": "Next"
-                },
-                {
-                    "action": "scrolling_action"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Next",
-                    "wait_for_href_change": true,
-                    "wait_for_element_with_text": "Next"
-                },
-                {
-                    "action": "scrolling_action"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Next",
-                    "wait_for_href_change": true,
-                    "wait_for_element_with_text": "Previous"
-                },
-                {
-                    "action": "scrolling_action"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Previous",
-                    "wait_for_href_change": true,
-                    "wait_for_element_with_text": "Previous"
-                },
-                {
-                    "action": "scrolling_action"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Previous",
-                    "wait_for_href_change": true,
-                    "wait_for_element_with_text": "Previous"
-                },
-                {
-                    "action": "scrolling_action"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Previous",
-                    "wait_for_href_change": true,
-                    "wait_for_element_with_text": "Images"
-                },
-                {
-                    "action": "scrolling_action"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Images",
-                    "wait_for_href_change": true,
-                    "wait_for_element_with_text": "Images"
-                }
-            ]
+  "description": "Pages hand-picked for 2012 CrOS scrolling tuning efforts.",
+  "archive_data_file": "../data/top_25.json",
+  "credentials_path": "../data/credentials.json",
+  "user_agent_type": "desktop",
+  "pages": [
+    {
+      "url": "https://www.google.com/#hl=en&q=barack+obama",
+      "why": "top google property; a google tab is often open",
+      "smoothness": { "action": "scroll" },
+      "wait_for_element_with_text": "Next",
+      "stress_memory": [
+        { "action": "scroll" },
+        {
+          "action": "click_element",
+          "text": "Next",
+          "wait_for_href_change": true,
+          "wait_for_element_with_text": "Next"
         },
+        { "action": "scroll" },
         {
-            "url": "https://mail.google.com/mail/",
-            "why": "productivity, top google properties",
-            "credentials": "google",
-            "wait_for_javascript_expression": "window.gmonkey !== undefined && document.getElementById('gb') !== null",
-            "smoothness": {
-                "action": "scrolling_action",
-                "scrollable_element_function": "function(callback) { gmonkey.load('2.0', function(api) { callback(api.getScrollableElement()); }); }"
-            },
-            "stress_memory": [
-                {
-                    "action": "click_element_action",
-                    "selector": "a[href=\"https://mail.google.com/mail/u/0/?shva=1#starred\"]",
-                    "wait_for_href_change": true
-                },
-                {
-                    "action": "click_element_action",
-                    "selector": "a[href=\"https://mail.google.com/mail/u/0/?shva=1#inbox\"]",
-                    "wait_for_href_change": true
-                }
-            ]
+          "action": "click_element",
+          "text": "Next",
+          "wait_for_href_change": true,
+          "wait_for_element_with_text": "Next"
         },
+        { "action": "scroll" },
         {
-            "url": "https://www.google.com/calendar/",
-            "why": "productivity, top google properties",
-            "credentials": "google",
-            "wait_for_element_with_selector": "div[class~=\"navForward\"]",
-            "smoothness": {
-                "action": "scrolling_action",
-                "scrollable_element_function": "function(callback) { callback(document.getElementById('scrolltimedeventswk')); }"
-            },
-            "stress_memory": [
-                {
-                    "action": "click_element_action",
-                    "selector": "div[class~=\"navForward\"]",
-                    "wait_for_seconds": 2,
-                    "wait_for_element_with_selector": "div[class~=\"navForward\"]"
-                },
-                {
-                    "action": "click_element_action",
-                    "selector": "div[class~=\"navForward\"]",
-                    "wait_for_seconds": 2,
-                    "wait_for_element_with_selector": "div[class~=\"navForward\"]"
-                },
-                {
-                    "action": "click_element_action",
-                    "selector": "div[class~=\"navForward\"]",
-                    "wait_for_seconds": 2,
-                    "wait_for_element_with_selector": "div[class~=\"navForward\"]"
-                },
-                {
-                    "action": "click_element_action",
-                    "selector": "div[class~=\"navForward\"]",
-                    "wait_for_seconds": 2,
-                    "wait_for_element_with_selector": "div[class~=\"navBack\"]"
-                },
-                {
-                    "action": "click_element_action",
-                    "selector": "div[class~=\"navBack\"]",
-                    "wait_for_seconds": 2,
-                    "wait_for_element_with_selector": "div[class~=\"navBack\"]"
-                },
-                {
-                    "action": "click_element_action",
-                    "selector": "div[class~=\"navBack\"]",
-                    "wait_for_seconds": 2,
-                    "wait_for_element_with_selector": "div[class~=\"navBack\"]"
-                },
-                {
-                    "action": "click_element_action",
-                    "selector": "div[class~=\"navBack\"]",
-                    "wait_for_seconds": 2,
-                    "wait_for_element_with_selector": "div[class~=\"navBack\"]"
-                },
-                {
-                    "action": "click_element_action",
-                    "selector": "div[class~=\"navBack\"]",
-                    "wait_for_seconds": 2,
-                    "wait_for_element_with_selector": "div[class~=\"navBack\"]"
-                }
-            ]
+          "action": "click_element",
+          "text": "Next",
+          "wait_for_href_change": true,
+          "wait_for_element_with_text": "Previous"
         },
+        { "action": "scroll" },
         {
-            "url": "https://drive.google.com",
-            "why": "productivity, top google properties",
-            "credentials": "google",
-            "wait_for_javascript_expression": "document.getElementsByClassName('doclistview-list').length",
-            "smoothness": {
-                "action": "scrolling_action",
-                "scrollable_element_function": "function(callback) { callback(document.getElementsByClassName('doclistview-list')[0]); }"
-            }
+          "action": "click_element",
+          "text": "Previous",
+          "wait_for_href_change": true,
+          "wait_for_element_with_text": "Previous"
         },
+        { "action": "scroll" },
         {
-            "name": "Docs  (1 open document tab)",
-            "url": "https://docs.google.com/document/d/1X-IKNjtEnx-WW5JIKRLsyhz5sbsat3mfTpAPUSX3_s4/view",
-            "why": "productivity, top google properties; Sample doc in the link",
-            "credentials": "google",
-            "wait_for_javascript_expression": "document.getElementsByClassName('kix-appview-editor').length",
-            "smoothness": {
-                "action": "scrolling_action",
-                "scrollable_element_function": "function(callback) { callback(document.getElementsByClassName('kix-appview-editor')[0]); }"
-            }
+          "action": "click_element",
+          "text": "Previous",
+          "wait_for_href_change": true,
+          "wait_for_element_with_text": "Previous"
         },
+        { "action": "scroll" },
         {
-            "url": "https://plus.google.com/110031535020051778989/posts",
-            "why": "social; top google property; Public profile; infinite scrolls",
-            "credentials": "google",
-            "wait_for_element_with_text": "Home",
-            "smoothness": {
-                "action": "scrolling_action",
-                "scroll_is_infinite": true
-            },
-            "stress_memory": [
-                {
-                    "action": "click_element_action",
-                    "text": "Home",
-                    "wait_seconds": 2,
-                    "wait_for_element_with_text": "Profile"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Profile",
-                    "wait_seconds": 2,
-                    "wait_for_element_with_text": "Explore"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Explore",
-                    "wait_seconds": 2,
-                    "wait_for_element_with_text": "Events"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Events",
-                    "wait_seconds": 2,
-                    "wait_for_element_with_text": "Circles"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Circles",
-                    "wait_seconds": 2,
-                    "wait_for_element_with_text": "Home"
-                }
-            ]
+          "action": "click_element",
+          "text": "Previous",
+          "wait_for_href_change": true,
+          "wait_for_element_with_text": "Images"
         },
+        { "action": "scroll" },
+        {
+          "action": "click_element",
+          "text": "Images",
+          "wait_for_href_change": true,
+          "wait_for_element_with_text": "Images"
+        }
+      ]
+    },
+    {
+      "url": "https://mail.google.com/mail/",
+      "why": "productivity, top google properties",
+      "credentials": "google",
+      "wait_for_javascript_expression": "window.gmonkey !== undefined && document.getElementById('gb') !== null",
+      "smoothness": {
+        "action": "scroll",
+        "scrollable_element_function": "function(callback) { gmonkey.load('2.0', function(api) { callback(api.getScrollableElement()); }); }"
+      },
+      "stress_memory": [
         {
-            "url": "http://www.youtube.com",
-            "why": "#3 (Alexa global)",
-            "credentials": "google",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "selector": "a[href=\"https://mail.google.com/mail/u/0/?shva=1#starred\"]",
+          "wait_for_href_change": true
         },
         {
-            "name": "Blogger",
-            "url": "http://googlewebmastercentral.blogspot.com/",
-            "why": "#11 (Alexa global), google property; some blogger layouts have infinite scroll but more interesting",
-            "wait_for_element_with_text": "accessibility",
-            "smoothness": {
-                "action": "scrolling_action"
-            },
-            "stress_memory": [
-                {
-                    "action": "click_element_action",
-                    "text": "accessibility",
-                    "wait_for_navigate": true,
-                    "wait_for_element_with_text": "advanced"
-                },
-                {
-                    "action": "scrolling_action"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "advanced",
-                    "wait_for_navigate": true,
-                    "wait_for_element_with_text": "beginner"
-                },
-                {
-                    "action": "scrolling_action"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "beginner",
-                    "wait_for_navigate": true,
-                    "wait_for_element_with_text": "Home"
-                },
-                {
-                    "action": "scrolling_action"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Home",
-                    "wait_for_navigate": true,
-                    "wait_for_element_with_text": "Home"
-                }
-            ]
+          "action": "click_element",
+          "selector": "a[href=\"https://mail.google.com/mail/u/0/?shva=1#inbox\"]",
+          "wait_for_href_change": true
+        }
+      ]
+    },
+    {
+      "url": "https://www.google.com/calendar/",
+      "why": "productivity, top google properties",
+      "credentials": "google",
+      "wait_for_element_with_selector": "div[class~=\"navForward\"]",
+      "smoothness": {
+        "action": "scroll",
+        "scrollable_element_function": "function(callback) { callback(document.getElementById('scrolltimedeventswk')); }"
+      },
+      "stress_memory": [
+        {
+          "action": "click_element",
+          "selector": "div[class~=\"navForward\"]",
+          "wait_for_seconds": 2,
+          "wait_for_element_with_selector": "div[class~=\"navForward\"]"
         },
         {
-            "name": "Wordpress",
-            "url": "http://en.blog.wordpress.com/2012/09/04/freshly-pressed-editors-picks-for-august-2012/",
-            "why": "#18 (Alexa global), Picked an interesting post",
-            "wait_for_element_with_selector": "a[href=\"http://en.blog.wordpress.com/2012/08/30/new-themes-able-and-sight/\"]",
-            "smoothness": {
-                "action": "scrolling_action"
-            },
-            "stress_memory": [
-                {
-                    "action": "scrolling_action"
-                },
-                {
-                    "action": "click_element_action",
-                    "selector": "a[href=\"http://en.blog.wordpress.com/2012/08/30/new-themes-able-and-sight/\"]",
-                    "wait_for_navigate": true,
-                    "wait_for_element_with_text": "Features"
-                },
-                {
-                    "action": "scrolling_action"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Features",
-                    "wait_for_navigate": true,
-                    "wait_for_element_with_text": "News"
-                },
-                {
-                    "action": "scrolling_action"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "News",
-                    "wait_for_navigate": true,
-                    "wait_for_element_with_text": "News"
-                },
-                {
-                    "action": "scrolling_action"
-                }
-            ]
+          "action": "click_element",
+          "selector": "div[class~=\"navForward\"]",
+          "wait_for_seconds": 2,
+          "wait_for_element_with_selector": "div[class~=\"navForward\"]"
         },
         {
-            "name": "Facebook",
-            "url": "http://www.facebook.com/barackobama",
-            "why": "top social,Public profile",
-            "credentials": "facebook",
-            "wait_for_element_with_text": "About",
-            "smoothness": {
-                "action": "scrolling_action",
-                "scroll_is_infinite": true
-            },
-            "stress_memory": [
-                {
-                    "action": "click_element_action",
-                    "text": "About",
-                    "wait_for_navigate": true,
-                    "wait_for_element_with_text": "The Audacity of Hope"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "The Audacity of Hope",
-                    "wait_for_navigate": true,
-                    "wait_for_element_with_text": "Back to Barack Obama's Timeline"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Back to Barack Obama's Timeline",
-                    "wait_for_navigate": true,
-                    "wait_for_element_with_text": "About"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "About",
-                    "wait_for_navigate": true,
-                    "wait_for_element_with_text": "Elected to U.S. Senate"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Elected to U.S. Senate",
-                    "wait_for_navigate": true,
-                    "wait_for_element_with_text": "Home"
-                },
-                {
-                    "action": "click_element_action",
-                    "text": "Home",
-                    "wait_for_navigate": true,
-                    "wait_for_element_with_text": "Home"
-                }
-            ]
+          "action": "click_element",
+          "selector": "div[class~=\"navForward\"]",
+          "wait_for_seconds": 2,
+          "wait_for_element_with_selector": "div[class~=\"navForward\"]"
         },
         {
-            "name": "LinkedIn",
-            "url": "http://www.linkedin.com/in/linustorvalds",
-            "why": "#12 (Alexa global),Public profile",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "selector": "div[class~=\"navForward\"]",
+          "wait_for_seconds": 2,
+          "wait_for_element_with_selector": "div[class~=\"navBack\"]"
         },
         {
-            "name": "Wikipedia (1 tab)",
-            "url": "http://en.wikipedia.org/wiki/Wikipedia",
-            "why": "#6 (Alexa) most visited worldwide,Picked an interesting page",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "selector": "div[class~=\"navBack\"]",
+          "wait_for_seconds": 2,
+          "wait_for_element_with_selector": "div[class~=\"navBack\"]"
         },
         {
-            "name": "Twitter",
-            "url": "http://twitter.com/katyperry",
-            "why": "#8 (Alexa global),Picked an interesting page",
-            "smoothness": {
-                "action": "scrolling_action",
-                "scroll_is_infinite": true
-            }
+          "action": "click_element",
+          "selector": "div[class~=\"navBack\"]",
+          "wait_for_seconds": 2,
+          "wait_for_element_with_selector": "div[class~=\"navBack\"]"
+        },
+        {
+          "action": "click_element",
+          "selector": "div[class~=\"navBack\"]",
+          "wait_for_seconds": 2,
+          "wait_for_element_with_selector": "div[class~=\"navBack\"]"
+        },
+        {
+          "action": "click_element",
+          "selector": "div[class~=\"navBack\"]",
+          "wait_for_seconds": 2,
+          "wait_for_element_with_selector": "div[class~=\"navBack\"]"
+        }
+      ]
+    },
+    {
+      "url": "https://drive.google.com",
+      "why": "productivity, top google properties",
+      "credentials": "google",
+      "wait_for_javascript_expression": "document.getElementsByClassName('doclistview-list').length",
+      "smoothness": {
+        "action": "scroll",
+        "scrollable_element_function": "function(callback) { callback(document.getElementsByClassName('doclistview-list')[0]); }"
+      }
+    },
+    {
+      "name": "Docs  (1 open document tab)",
+      "url": "https://docs.google.com/document/d/1X-IKNjtEnx-WW5JIKRLsyhz5sbsat3mfTpAPUSX3_s4/view",
+      "why": "productivity, top google properties; Sample doc in the link",
+      "credentials": "google",
+      "wait_for_javascript_expression": "document.getElementsByClassName('kix-appview-editor').length",
+      "smoothness": {
+        "action": "scroll",
+        "scrollable_element_function": "function(callback) { callback(document.getElementsByClassName('kix-appview-editor')[0]); }"
+      }
+    },
+    {
+      "url": "https://plus.google.com/110031535020051778989/posts",
+      "why": "social; top google property; Public profile; infinite scrolls",
+      "credentials": "google",
+      "wait_for_element_with_text": "Home",
+      "smoothness": {
+        "action": "scroll",
+        "scroll_is_infinite": true
+      },
+      "stress_memory": [
+        {
+          "action": "click_element",
+          "text": "Home",
+          "wait_seconds": 2,
+          "wait_for_element_with_text": "Profile"
         },
         {
-            "name": "Pinterest",
-            "url": "http://pinterest.com",
-            "why": "#37 (Alexa global)",
-            "smoothness": {
-                "action": "scrolling_action",
-                "scroll_is_infinite": true
-            }
+          "action": "click_element",
+          "text": "Profile",
+          "wait_seconds": 2,
+          "wait_for_element_with_text": "Explore"
         },
         {
-            "name": "ESPN",
-            "url": "http://espn.go.com",
-            "why": "#1 sports",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "text": "Explore",
+          "wait_seconds": 2,
+          "wait_for_element_with_text": "Events"
         },
         {
-            "url": "http://news.yahoo.com",
-            "why": "#1 news worldwide (Alexa global)",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "text": "Events",
+          "wait_seconds": 2,
+          "wait_for_element_with_text": "Circles"
         },
         {
-            "url": "http://www.cnn.com",
-            "why": "#2 news worldwide",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "text": "Circles",
+          "wait_seconds": 2,
+          "wait_for_element_with_text": "Home"
+        }
+      ]
+    },
+    {
+      "url": "http://www.youtube.com",
+      "why": "#3 (Alexa global)",
+      "credentials": "google",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "name": "Blogger",
+      "url": "http://googlewebmastercentral.blogspot.com/",
+      "why": "#11 (Alexa global), google property; some blogger layouts have infinite scroll but more interesting",
+      "wait_for_element_with_text": "accessibility",
+      "smoothness": { "action": "scroll" },
+      "stress_memory": [
+        {
+          "action": "click_element",
+          "text": "accessibility",
+          "wait_for_navigate": true,
+          "wait_for_element_with_text": "advanced"
+        },
+        { "action": "scroll" },
+        {
+          "action": "click_element",
+          "text": "advanced",
+          "wait_for_navigate": true,
+          "wait_for_element_with_text": "beginner"
+        },
+        { "action": "scroll" },
+        {
+          "action": "click_element",
+          "text": "beginner",
+          "wait_for_navigate": true,
+          "wait_for_element_with_text": "Home"
+        },
+        { "action": "scroll" },
+        {
+          "action": "click_element",
+          "text": "Home",
+          "wait_for_navigate": true,
+          "wait_for_element_with_text": "Home"
+        }
+      ]
+    },
+    {
+      "name": "Wordpress",
+      "url": "http://en.blog.wordpress.com/2012/09/04/freshly-pressed-editors-picks-for-august-2012/",
+      "why": "#18 (Alexa global), Picked an interesting post",
+      "wait_for_element_with_selector": "a[href=\"http://en.blog.wordpress.com/2012/08/30/new-themes-able-and-sight/\"]",
+      "smoothness": { "action": "scroll" },
+      "stress_memory": [
+        { "action": "scroll" },
+        {
+          "action": "click_element",
+          "selector": "a[href=\"http://en.blog.wordpress.com/2012/08/30/new-themes-able-and-sight/\"]",
+          "wait_for_navigate": true,
+          "wait_for_element_with_text": "Features"
         },
+        { "action": "scroll" },
         {
-            "name": "Weather.com",
-            "url": "http://www.weather.com/weather/right-now/Mountain+View+CA+94043",
-            "why": "#7 (Alexa news); #27 total time spent,Picked interesting page",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "text": "Features",
+          "wait_for_navigate": true,
+          "wait_for_element_with_text": "News"
         },
+        { "action": "scroll" },
         {
-            "url": "http://www.amazon.com",
-            "why": "#1 world commerce website by visits; #3 commerce in the US by time spent",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "text": "News",
+          "wait_for_navigate": true,
+          "wait_for_element_with_text": "News"
         },
+        { "action": "scroll" }
+      ]
+    },
+    {
+      "name": "Facebook",
+      "url": "http://www.facebook.com/barackobama",
+      "why": "top social,Public profile",
+      "credentials": "facebook",
+      "wait_for_element_with_text": "About",
+      "smoothness": {
+        "action": "scroll",
+        "scroll_is_infinite": true
+      },
+      "stress_memory": [
         {
-            "url": "http://www.ebay.com",
-            "why": "#1 commerce website by time spent by users in US",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "text": "About",
+          "wait_for_navigate": true,
+          "wait_for_element_with_text": "The Audacity of Hope"
         },
         {
-            "url": "http://games.yahoo.com",
-            "why": "#1 games according to Alexa (with actual games in it)",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "text": "The Audacity of Hope",
+          "wait_for_navigate": true,
+          "wait_for_element_with_text": "Back to Barack Obama's Timeline"
         },
         {
-            "url": "http://booking.com",
-            "why": "#1 Alexa recreation",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "text": "Back to Barack Obama's Timeline",
+          "wait_for_navigate": true,
+          "wait_for_element_with_text": "About"
         },
         {
-            "url": "http://answers.yahoo.com",
-            "why": "#1 Alexa reference",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "text": "About",
+          "wait_for_navigate": true,
+          "wait_for_element_with_text": "Elected to U.S. Senate"
         },
         {
-            "url": "http://sports.yahoo.com/",
-            "why": "#1 Alexa sports",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "text": "Elected to U.S. Senate",
+          "wait_for_navigate": true,
+          "wait_for_element_with_text": "Home"
         },
         {
-            "url": "http://techcrunch.com",
-            "why": "top tech blog",
-            "smoothness": {
-                "action": "scrolling_action"
-            }
+          "action": "click_element",
+          "text": "Home",
+          "wait_for_navigate": true,
+          "wait_for_element_with_text": "Home"
         }
-    ]
+      ]
+    },
+    {
+      "name": "LinkedIn",
+      "url": "http://www.linkedin.com/in/linustorvalds",
+      "why": "#12 (Alexa global),Public profile",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "name": "Wikipedia (1 tab)",
+      "url": "http://en.wikipedia.org/wiki/Wikipedia",
+      "why": "#6 (Alexa) most visited worldwide,Picked an interesting page",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "name": "Twitter",
+      "url": "http://twitter.com/katyperry",
+      "why": "#8 (Alexa global),Picked an interesting page",
+      "smoothness": {
+        "action": "scroll",
+        "scroll_is_infinite": true
+      }
+    },
+    {
+      "name": "Pinterest",
+      "url": "http://pinterest.com",
+      "why": "#37 (Alexa global)",
+      "smoothness": {
+        "action": "scroll",
+        "scroll_is_infinite": true
+      }
+    },
+    {
+      "name": "ESPN",
+      "url": "http://espn.go.com",
+      "why": "#1 sports",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://news.yahoo.com",
+      "why": "#1 news worldwide (Alexa global)",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.cnn.com",
+      "why": "#2 news worldwide",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "name": "Weather.com",
+      "url": "http://www.weather.com/weather/right-now/Mountain+View+CA+94043",
+      "why": "#7 (Alexa news); #27 total time spent,Picked interesting page",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.amazon.com",
+      "why": "#1 world commerce website by visits; #3 commerce in the US by time spent",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://www.ebay.com",
+      "why": "#1 commerce website by time spent by users in US",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://games.yahoo.com",
+      "why": "#1 games according to Alexa (with actual games in it)",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://booking.com",
+      "why": "#1 Alexa recreation",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://answers.yahoo.com",
+      "why": "#1 Alexa reference",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://sports.yahoo.com/",
+      "why": "#1 Alexa sports",
+      "smoothness": { "action": "scroll" }
+    },
+    {
+      "url": "http://techcrunch.com",
+      "why": "top tech blog",
+      "smoothness": { "action": "scroll" }
+    }
+  ]
 }
diff --git a/tools/perf/page_sets/tough_animation_cases.json b/tools/perf/page_sets/tough_animation_cases.json
index 02d1253..2125441 100644
--- a/tools/perf/page_sets/tough_animation_cases.json
+++ b/tools/perf/page_sets/tough_animation_cases.json
@@ -4,38 +4,22 @@
     {
       "url": "file:///tough_animation_cases/keyframed_animations.html",
       "why": "Tests various keyframed animations.",
-      "smoothness": {
-        "action": "wait_action",
-        "condition": "duration",
-        "seconds": 5
-      }
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
     },
     {
       "url": "file:///tough_animation_cases/transform_transitions.html",
       "why": "Tests various transitions.",
-      "smoothness": {
-        "action": "wait_action",
-        "condition": "duration",
-        "seconds": 5
-      }
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
     },
     {
       "url": "http://ie.microsoft.com/testdrive/performance/robohornetpro/",
       "why": "Login page is slow because of ineffecient transform operations",
-      "smoothness": {
-        "action": "wait_action",
-        "condition": "duration",
-        "seconds": 5
-      }
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
     },
     {
       "url": "file:///tough_animation_cases/transform_transition_js_block.html",
       "why": "JS execution blocks CSS transition unless initial transform is set",
-      "smoothness": {
-        "action": "wait_action",
-        "condition": "duration",
-        "seconds": 5
-      }
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
     }
   ]
 }
diff --git a/tools/perf/page_sets/tough_canvas_cases.json b/tools/perf/page_sets/tough_canvas_cases.json
index fc73681..8dfeaea 100644
--- a/tools/perf/page_sets/tough_canvas_cases.json
+++ b/tools/perf/page_sets/tough_canvas_cases.json
@@ -2,277 +2,141 @@
   "description": "Self-driven Canvas2D animation examples",
   "archive_data_file": "../data/tough_canvas_cases.json",
   "pages": [
-  {
-    "url":"http://mudcu.be/labs/JS1k/BreathingGalaxies.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
+    {
+      "url":"http://mudcu.be/labs/JS1k/BreathingGalaxies.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://runway.countlessprojects.com/prototype/performance_test.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://geoapis.appspot.com/agdnZW9hcGlzchMLEgtFeGFtcGxlQ29kZRjh1wIM",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://ie.microsoft.com/testdrive/Graphics/HowStuffWorksGears/Default.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://ie.microsoft.com/testdrive/Performance/FishIETank/Default.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://ie.microsoft.com/testdrive/Performance/SpeedReading/Default.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://www.storiesinflight.com/jsfft/visualizer_webaudio/",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://acko.net/dumpx/996b.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://funkaster.github.com/ChesterGL/test/test_block_frames.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://www.kevs3d.co.uk/dev/canvask3d/k3d_test.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://www.grantgalitz.org/sound_test/",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://www.megidish.net/awjs/",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://ie.microsoft.com/testdrive/Performance/Fireflies/Default.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://themaninblue.com/experiment/AnimationBenchmark/canvas/",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://mix10k.visitmix.com/Entry/Details/169",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://www.craftymind.com/factory/guimark2/HTML5ChartingTest.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://labs.jam3.ca/wp-content/uploads/2010/02/canvasVoxels.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://www.chiptune.com/starfield/starfield.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://deanm.github.com/pre3d/monster.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://jarrodoverson.com/static/demos/particleSystem/",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://www.effectgames.com/demos/canvascycle/",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://www.thewildernessdowntown.com/",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://spielzeugz.de/html5/liquid-particles.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://clublime.com/lab/html5/sphere/",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://9elements.com/io/projects/html5/canvas/",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://hakim.se/experiments/html5/magnetic/02/",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://ie.microsoft.com/testdrive/Performance/LetItSnow/",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://ie.microsoft.com/testdrive/Graphics/WorkerFountains/Default.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://ie.microsoft.com/testdrive/Graphics/VideoKaleidoscope/Default.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://ie.microsoft.com/testdrive/Graphics/TweetMap/Default.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://ie.microsoft.com/testdrive/Graphics/IEBeatz/Default.xhtml",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://ie.microsoft.com/testdrive/Graphics/VideoCity/Default.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://ie.microsoft.com/testdrive/Performance/AsteroidBelt/Default.html",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
+    },
+    {
+      "url":"http://www.smashcat.org/av/canvas_test/",
+      "smoothness": { "action": "wait", "condition": "duration", "seconds": 5 }
     }
-  },
-  {
-    "url":"http://runway.countlessprojects.com/prototype/performance_test.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://geoapis.appspot.com/agdnZW9hcGlzchMLEgtFeGFtcGxlQ29kZRjh1wIM",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://ie.microsoft.com/testdrive/Graphics/HowStuffWorksGears/Default.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://ie.microsoft.com/testdrive/Performance/FishIETank/Default.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://ie.microsoft.com/testdrive/Performance/SpeedReading/Default.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://www.storiesinflight.com/jsfft/visualizer_webaudio/",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://acko.net/dumpx/996b.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://funkaster.github.com/ChesterGL/test/test_block_frames.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://www.kevs3d.co.uk/dev/canvask3d/k3d_test.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://www.grantgalitz.org/sound_test/",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://www.megidish.net/awjs/",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://ie.microsoft.com/testdrive/Performance/Fireflies/Default.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://themaninblue.com/experiment/AnimationBenchmark/canvas/",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://mix10k.visitmix.com/Entry/Details/169",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://www.craftymind.com/factory/guimark2/HTML5ChartingTest.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://labs.jam3.ca/wp-content/uploads/2010/02/canvasVoxels.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://www.chiptune.com/starfield/starfield.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://deanm.github.com/pre3d/monster.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://jarrodoverson.com/static/demos/particleSystem/",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://www.effectgames.com/demos/canvascycle/",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://www.thewildernessdowntown.com/",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://spielzeugz.de/html5/liquid-particles.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://clublime.com/lab/html5/sphere/",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://9elements.com/io/projects/html5/canvas/",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://hakim.se/experiments/html5/magnetic/02/",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://ie.microsoft.com/testdrive/Performance/LetItSnow/",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://ie.microsoft.com/testdrive/Graphics/WorkerFountains/Default.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://ie.microsoft.com/testdrive/Graphics/VideoKaleidoscope/Default.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://ie.microsoft.com/testdrive/Graphics/TweetMap/Default.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://ie.microsoft.com/testdrive/Graphics/IEBeatz/Default.xhtml",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://ie.microsoft.com/testdrive/Graphics/VideoCity/Default.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://ie.microsoft.com/testdrive/Performance/AsteroidBelt/Default.html",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  },
-  {
-    "url":"http://www.smashcat.org/av/canvas_test/",
-    "smoothness": {
-      "action": "wait_action",
-      "condition": "duration",
-      "seconds": 5
-    }
-  }
   ]
 }
diff --git a/tools/perf/page_sets/tough_image_cases.json b/tools/perf/page_sets/tough_image_cases.json
index a131248..122c4a8 100644
--- a/tools/perf/page_sets/tough_image_cases.json
+++ b/tools/perf/page_sets/tough_image_cases.json
@@ -2,11 +2,7 @@
   "description": "A collection of image-heavy sites.",
   "user_agent_type": "desktop",
   "pages": [
-    {
-      "url": "http://www.free-pictures-photos.com/aviation/airplane-306.jpg"
-    },
-    {
-      "url": "http://upload.wikimedia.org/wikipedia/commons/c/cb/General_history%2C_Alaska_Yukon_Pacific_Exposition%2C_fully_illustrated_-_meet_me_in_Seattle_1909_-_Page_78.jpg"
-    }
+    { "url": "http://www.free-pictures-photos.com/aviation/airplane-306.jpg" },
+    { "url": "http://upload.wikimedia.org/wikipedia/commons/c/cb/General_history%2C_Alaska_Yukon_Pacific_Exposition%2C_fully_illustrated_-_meet_me_in_Seattle_1909_-_Page_78.jpg" }
   ]
 }
diff --git a/tools/perf/page_sets/tough_layer_cases.json b/tools/perf/page_sets/tough_layer_cases.json
index 4b35a47..c9dc16e 100644
--- a/tools/perf/page_sets/tough_layer_cases.json
+++ b/tools/perf/page_sets/tough_layer_cases.json
@@ -1,6 +1,6 @@
 {
   "description": "A collection of tests to measure layer performance",
   "pages": [
-    {"url": "file://layer_stress_tests/opacity.html"}
+    { "url": "file://layer_stress_tests/opacity.html" }
   ]
 }
diff --git a/tools/perf/page_sets/tough_scrolling_cases.json b/tools/perf/page_sets/tough_scrolling_cases.json
index 650d594..42f7e8a 100644
--- a/tools/perf/page_sets/tough_scrolling_cases.json
+++ b/tools/perf/page_sets/tough_scrolling_cases.json
@@ -3,57 +3,39 @@
   "pages": [
     {
       "url": "file:///tough_scrolling_cases/background_fixed.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "file:///tough_scrolling_cases/cust_scrollbar.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "file:///tough_scrolling_cases/div_scrolls.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "file:///tough_scrolling_cases/fixed_nonstacking.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "file:///tough_scrolling_cases/fixed_stacking.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "file:///tough_scrolling_cases/iframe_scrolls.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "file:///tough_scrolling_cases/simple.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "file:///tough_scrolling_cases/wheel_body_prevdefault.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "file:///tough_scrolling_cases/wheel_div_prevdefault.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     }
   ]
 }
diff --git a/tools/perf/page_sets/tough_texture_upload_cases.json b/tools/perf/page_sets/tough_texture_upload_cases.json
index 8c84afe1..c975313 100644
--- a/tools/perf/page_sets/tough_texture_upload_cases.json
+++ b/tools/perf/page_sets/tough_texture_upload_cases.json
@@ -3,27 +3,19 @@
   "pages": [
     {
       "url": "file:///tough_texture_upload_cases/background_color_animation.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "file:///tough_texture_upload_cases/background_color_animation_and_transform_animation.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "file:///tough_texture_upload_cases/background_color_animation_with_gradient.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     },
     {
       "url": "file:///tough_texture_upload_cases/background_color_animation_with_gradient_and_transform_animation.html",
-      "smoothness": {
-          "action": "scrolling_action"
-      }
+      "smoothness": { "action": "scroll" }
     }
   ]
 }
diff --git a/tools/perf/perf_tools/memory_benchmark_unittest.py b/tools/perf/perf_tools/memory_benchmark_unittest.py
index dc01290..9c6aada 100644
--- a/tools/perf/perf_tools/memory_benchmark_unittest.py
+++ b/tools/perf/perf_tools/memory_benchmark_unittest.py
@@ -9,8 +9,7 @@ class MemoryBenchmarkUnitTest(
 
   def testMemoryBenchmark(self):
     ps = self.CreatePageSetFromFileInUnittestDataDir('page_with_link.html')
-    ps.pages[0].stress_memory = {'action': 'click_element_action',
-                                 'text': 'Click me'}
+    ps.pages[0].stress_memory = {'action': 'click_element', 'text': 'Click me'}
 
     benchmark = memory_benchmark.MemoryBenchmark()
     all_results = self.RunBenchmark(benchmark, ps)
diff --git a/tools/telemetry/telemetry/page/all_page_actions.py b/tools/telemetry/telemetry/page/actions/all_page_actions.py
index 6803069..9d49c2f 100644
--- a/tools/telemetry/telemetry/page/all_page_actions.py
+++ b/tools/telemetry/telemetry/page/actions/all_page_actions.py
@@ -3,13 +3,13 @@
 # found in the LICENSE file.
 import os
 
+from telemetry.page.actions import page_action
 from telemetry.test import discover
-from telemetry.page import page_action
 
 _page_action_classes = discover.Discover(
     os.path.dirname(__file__),
-    os.path.join(os.path.dirname(__file__), '..', '..'),
-    'action',
+    os.path.join(os.path.dirname(__file__), '..', '..', '..'),
+    '',
     page_action.PageAction,
     import_error_should_raise=True)
 
diff --git a/tools/telemetry/telemetry/page/click_element_action.py b/tools/telemetry/telemetry/page/actions/click_element.py
index ff1784c..8d4aa79 100644
--- a/tools/telemetry/telemetry/page/click_element_action.py
+++ b/tools/telemetry/telemetry/page/actions/click_element.py
@@ -4,7 +4,7 @@
 from telemetry.core import util
 from telemetry.core import exceptions
 from telemetry.page import page as page_module
-from telemetry.page import page_action
+from telemetry.page.actions import page_action
 
 class ClickElementAction(page_action.PageAction):
   def __init__(self, attributes=None):
diff --git a/tools/telemetry/telemetry/page/click_element_action_unittest.py b/tools/telemetry/telemetry/page/actions/click_element_unittest.py
index 89a622aeb..c65561e 100644
--- a/tools/telemetry/telemetry/page/click_element_action_unittest.py
+++ b/tools/telemetry/telemetry/page/actions/click_element_unittest.py
@@ -3,13 +3,13 @@
 # found in the LICENSE file.
 import os
 
-from telemetry.page import click_element_action
+from telemetry.page.actions import click_element
 from telemetry.test import tab_test_case
 
 class ClickElementActionTest(tab_test_case.TabTestCase):
   def testClickWithSelectorWaitForNavigation(self):
     unittest_data_dir = os.path.join(os.path.dirname(__file__),
-                                     '..', '..', 'unittest_data')
+                                     '..', '..', '..', 'unittest_data')
     self._browser.SetHTTPServerDirectory(unittest_data_dir)
     self._tab.Navigate(
       self._browser.http_server.UrlOf('page_with_link.html'))
@@ -19,7 +19,7 @@ class ClickElementActionTest(tab_test_case.TabTestCase):
         '/page_with_link.html')
 
     data = {'selector': 'a[id="clickme"]', 'wait_for_navigation': True}
-    i = click_element_action.ClickElementAction(data)
+    i = click_element.ClickElementAction(data)
     i.RunAction(None, self._tab, None)
 
     self.assertEquals(
@@ -28,7 +28,7 @@ class ClickElementActionTest(tab_test_case.TabTestCase):
 
   def testClickWithTextWaitForRefChange(self):
     unittest_data_dir = os.path.join(os.path.dirname(__file__),
-                                     '..', '..', 'unittest_data')
+                                     '..', '..', '..', 'unittest_data')
     self._browser.SetHTTPServerDirectory(unittest_data_dir)
     self._tab.Navigate(
       self._browser.http_server.UrlOf('page_with_link.html'))
@@ -38,7 +38,7 @@ class ClickElementActionTest(tab_test_case.TabTestCase):
         '/page_with_link.html')
 
     data = {'text': 'Click me', 'wait_for_href_change': True}
-    i = click_element_action.ClickElementAction(data)
+    i = click_element.ClickElementAction(data)
     i.RunAction(None, self._tab, None)
 
     self.assertEquals(
diff --git a/tools/telemetry/telemetry/page/page_action.py b/tools/telemetry/telemetry/page/actions/page_action.py
index 8ac0f65..8ac0f65 100644
--- a/tools/telemetry/telemetry/page/page_action.py
+++ b/tools/telemetry/telemetry/page/actions/page_action.py
diff --git a/tools/telemetry/telemetry/page/scrolling_action.js b/tools/telemetry/telemetry/page/actions/scroll.js
index 34362d6..2ccfece 100644
--- a/tools/telemetry/telemetry/page/scrolling_action.js
+++ b/tools/telemetry/telemetry/page/actions/scroll.js
@@ -2,9 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// This file provides the ScrollingAction object, which scrolls a page
+// This file provides the ScrollAction object, which scrolls a page
 // from top to bottom:
-//   1. var action = new __ScrollingAction(callback)
+//   1. var action = new __ScrollAction(callback)
 //   2. action.start(element_to_scroll)
 'use strict';
 
@@ -34,8 +34,8 @@
   })().bind(window);
 
   /**
-   * Scrolls a given element down a certain amount to emulate user scrolling.
-   * Uses smooth scrolling capabilities provided by the platform, if available.
+   * Scrolls a given element down a certain amount to emulate user scroll.
+   * Uses smooth scroll capabilities provided by the platform, if available.
    * @constructor
    */
   function SmoothScrollDownGesture(opt_element) {
@@ -89,9 +89,9 @@
   // The page is scrolled down by a set of scroll gestures. These gestures
   // correspond to a reading gesture on that platform.
   //
-  // start -> startPass_ -> ...scrolling... -> onGestureComplete_ ->
-  //       -> startPass_ -> .. scrolling... -> onGestureComplete_ -> callback_
-  function ScrollingAction(opt_callback) {
+  // start -> startPass_ -> ...scroll... -> onGestureComplete_ ->
+  //       -> startPass_ -> .. scroll... -> onGestureComplete_ -> callback_
+  function ScrollAction(opt_callback) {
     var self = this;
 
     this.beginMeasuringHook = function() {}
@@ -100,7 +100,7 @@
     this.callback_ = opt_callback;
   }
 
-  ScrollingAction.prototype.getRemainingScrollDistance_ = function() {
+  ScrollAction.prototype.getRemainingScrollDistance_ = function() {
     var clientHeight;
     // clientHeight is "special" for the body element.
     if (this.element_ == document.body)
@@ -111,7 +111,7 @@
     return this.scrollHeight_ - this.element_.scrollTop - clientHeight;
   }
 
-  ScrollingAction.prototype.start = function(opt_element) {
+  ScrollAction.prototype.start = function(opt_element) {
     // Assign this.element_ here instead of constructor, because the constructor
     // ensures this method will be called after the document is loaded.
     this.element_ = opt_element || document.body;
@@ -123,7 +123,7 @@
     requestAnimationFrame(this.startPass_.bind(this));
   };
 
-  ScrollingAction.prototype.startPass_ = function() {
+  ScrollAction.prototype.startPass_ = function() {
     this.element_.scrollTop = 0;
 
     this.beginMeasuringHook();
@@ -133,11 +133,11 @@
                         this.onGestureComplete_.bind(this));
   };
 
-  ScrollingAction.prototype.getResults = function() {
+  ScrollAction.prototype.getResults = function() {
     return this.renderingStats_;
   }
 
-  ScrollingAction.prototype.onGestureComplete_ = function(timestamp) {
+  ScrollAction.prototype.onGestureComplete_ = function(timestamp) {
     // If the scrollHeight went down, only scroll to the new scrollHeight.
     // -1 to allow for rounding errors on scaled viewports (like mobile).
     this.scrollHeight_ = Math.min(this.scrollHeight_,
@@ -156,6 +156,6 @@
       this.callback_();
   };
 
-  window.__ScrollingAction = ScrollingAction;
-  window.__ScrollingAction_GetBoundingVisibleRect = getBoundingVisibleRect;
+  window.__ScrollAction = ScrollAction;
+  window.__ScrollAction_GetBoundingVisibleRect = getBoundingVisibleRect;
 })();
diff --git a/tools/telemetry/telemetry/page/scrolling_action.py b/tools/telemetry/telemetry/page/actions/scroll.py
index 6e1d293..6d12feb2 100644
--- a/tools/telemetry/telemetry/page/scrolling_action.py
+++ b/tools/telemetry/telemetry/page/actions/scroll.py
@@ -4,23 +4,23 @@
 import os
 
 from telemetry.core import util
-from telemetry.page import page_action
+from telemetry.page.actions import page_action
 
-class ScrollingAction(page_action.PageAction):
+class ScrollAction(page_action.PageAction):
   def __init__(self, attributes=None):
-    super(ScrollingAction, self).__init__(attributes)
+    super(ScrollAction, self).__init__(attributes)
 
   def WillRunAction(self, page, tab):
     with open(
       os.path.join(os.path.dirname(__file__),
-                   'scrolling_action.js')) as f:
+                   'scroll.js')) as f:
       js = f.read()
       tab.ExecuteJavaScript(js)
 
     tab.ExecuteJavaScript("""
-        window.__scrollingActionDone = false;
-        window.__scrollingAction = new __ScrollingAction(function() {
-          window.__scrollingActionDone = true;
+        window.__scrollActionDone = false;
+        window.__scrollAction = new __ScrollAction(function() {
+          window.__scrollActionDone = true;
         });
      """)
 
@@ -33,22 +33,22 @@ class ScrollingAction(page_action.PageAction):
     if hasattr(self, 'scrollable_element_function'):
       tab.ExecuteJavaScript("""
           (%s)(function(element) {
-            window.__scrollingAction.start(element);
+            window.__scrollAction.start(element);
           });""" % (self.scrollable_element_function))
     else:
       tab.ExecuteJavaScript(
-        'window.__scrollingAction.start(document.body);')
+        'window.__scrollAction.start(document.body);')
 
     # Poll for scroll benchmark completion.
     util.WaitFor(lambda: tab.EvaluateJavaScript(
-        'window.__scrollingActionDone'), 60)
+        'window.__scrollActionDone'), 60)
 
   def CanBeBound(self):
     return True
 
   def BindMeasurementJavaScript(self, tab, start_js, stop_js):
-    # Make the scrolling action start and stop measurement automatically.
+    # Make the scroll action start and stop measurement automatically.
     tab.ExecuteJavaScript("""
-        window.__scrollingAction.beginMeasuringHook = function() { %s };
-        window.__scrollingAction.endMeasuringHook = function() { %s };
+        window.__scrollAction.beginMeasuringHook = function() { %s };
+        window.__scrollAction.endMeasuringHook = function() { %s };
     """ % (start_js, stop_js))
diff --git a/tools/telemetry/telemetry/page/scrolling_action_unittest.py b/tools/telemetry/telemetry/page/actions/scroll_unittest.py
index ac4c491..aff65b5 100644
--- a/tools/telemetry/telemetry/page/scrolling_action_unittest.py
+++ b/tools/telemetry/telemetry/page/actions/scroll_unittest.py
@@ -4,14 +4,14 @@
 import os
 
 from telemetry.page import page as page_module
-from telemetry.page import scrolling_action
+from telemetry.page.actions import scroll
 from telemetry.test import tab_test_case
 
-class ScrollingActionTest(tab_test_case.TabTestCase):
+class ScrollActionTest(tab_test_case.TabTestCase):
   def CreateAndNavigateToPageFromUnittestDataDir(
     self, filename, page_attributes):
     unittest_data_dir = os.path.join(os.path.dirname(__file__),
-                                     '..', '..', 'unittest_data')
+                                     '..', '..', '..', 'unittest_data')
     self._browser.SetHTTPServerDirectory(unittest_data_dir)
     page = page_module.Page(
       self._browser.http_server.UrlOf(filename),
@@ -23,11 +23,11 @@ class ScrollingActionTest(tab_test_case.TabTestCase):
 
     return page
 
-  def testScrollingAction(self):
+  def testScrollAction(self):
     page = self.CreateAndNavigateToPageFromUnittestDataDir(
         "blank.html",
         page_attributes={"smoothness": {
-          "action": "scrolling_action"
+          "action": "scroll"
           }})
     # Make page bigger than window so it's scrollable.
     self._tab.ExecuteJavaScript("""document.body.style.height =
@@ -36,14 +36,14 @@ class ScrollingActionTest(tab_test_case.TabTestCase):
     self.assertEquals(
         self._tab.EvaluateJavaScript('document.body.scrollTop'), 0)
 
-    i = scrolling_action.ScrollingAction()
+    i = scroll.ScrollAction()
     i.WillRunAction(page, self._tab)
 
     self._tab.ExecuteJavaScript("""
-        window.__scrollingAction.beginMeasuringHook = function() {
+        window.__scrollAction.beginMeasuringHook = function() {
             window.__didBeginMeasuring = true;
         };
-        window.__scrollingAction.endMeasuringHook = function() {
+        window.__scrollAction.endMeasuringHook = function() {
             window.__didEndMeasuring = true;
         };""")
     i.RunAction(page, self._tab, None)
@@ -62,7 +62,7 @@ class ScrollingActionTest(tab_test_case.TabTestCase):
     self.CreateAndNavigateToPageFromUnittestDataDir('blank.html', {})
     with open(
       os.path.join(os.path.dirname(__file__),
-                   'scrolling_action.js')) as f:
+                   'scroll.js')) as f:
       js = f.read()
       self._tab.ExecuteJavaScript(js)
 
@@ -71,7 +71,7 @@ class ScrollingActionTest(tab_test_case.TabTestCase):
     # events dispatched by the benchmarks use the center of this rect
     # as their location, and this location needs to be within the
     # viewport bounds to correctly decide between main-thread and
-    # impl-thread scrolling. If the scrollable area were not clipped
+    # impl-thread scroll. If the scrollable area were not clipped
     # to the viewport bounds, then the instance used here (the scrollable
     # area being more than twice as tall as the viewport) would
     # result in a scroll location outside of the viewport bounds.
@@ -79,11 +79,11 @@ class ScrollingActionTest(tab_test_case.TabTestCase):
                            (2 * window.innerHeight + 1) + 'px';""")
 
     rect_bottom = int(self._tab.EvaluateJavaScript("""
-        __ScrollingAction_GetBoundingVisibleRect(document.body).top +
-        __ScrollingAction_GetBoundingVisibleRect(document.body).height"""))
+        __ScrollAction_GetBoundingVisibleRect(document.body).top +
+        __ScrollAction_GetBoundingVisibleRect(document.body).height"""))
     rect_right = int(self._tab.EvaluateJavaScript("""
-        __ScrollingAction_GetBoundingVisibleRect(document.body).left +
-        __ScrollingAction_GetBoundingVisibleRect(document.body).width"""))
+        __ScrollAction_GetBoundingVisibleRect(document.body).left +
+        __ScrollAction_GetBoundingVisibleRect(document.body).width"""))
     viewport_width = int(self._tab.EvaluateJavaScript('window.innerWidth'))
     viewport_height = int(self._tab.EvaluateJavaScript('window.innerHeight'))
 
diff --git a/tools/telemetry/telemetry/page/wait_action.py b/tools/telemetry/telemetry/page/actions/wait.py
index 2f6afbef..bfe0b27 100644
--- a/tools/telemetry/telemetry/page/wait_action.py
+++ b/tools/telemetry/telemetry/page/actions/wait.py
@@ -4,7 +4,7 @@
 import time
 
 from telemetry.core import util
-from telemetry.page import page_action
+from telemetry.page.actions import page_action
 
 class WaitAction(page_action.PageAction):
   DEFAULT_TIMEOUT = 60
diff --git a/tools/telemetry/telemetry/page/wait_action_unittest.py b/tools/telemetry/telemetry/page/actions/wait_unittest.py
index 8d6b433..f3d111a 100644
--- a/tools/telemetry/telemetry/page/wait_action_unittest.py
+++ b/tools/telemetry/telemetry/page/actions/wait_unittest.py
@@ -4,13 +4,13 @@
 import os
 import time
 
-from telemetry.page import wait_action
+from telemetry.page.actions import wait
 from telemetry.test import tab_test_case
 
 class WaitActionTest(tab_test_case.TabTestCase):
   def testWaitAction(self):
     unittest_data_dir = os.path.join(os.path.dirname(__file__),
-                                     '..', '..', 'unittest_data')
+                                     '..', '..', '..', 'unittest_data')
     self._browser.SetHTTPServerDirectory(unittest_data_dir)
     self._tab.Navigate(
       self._browser.http_server.UrlOf('blank.html'))
@@ -19,7 +19,7 @@ class WaitActionTest(tab_test_case.TabTestCase):
         self._tab.EvaluateJavaScript('document.location.pathname;'),
         '/blank.html')
 
-    i = wait_action.WaitAction({ 'condition': 'duration', 'seconds': 1 })
+    i = wait.WaitAction({ 'condition': 'duration', 'seconds': 1 })
 
     start_time = time.time()
     i.RunAction(None, self._tab, None)
diff --git a/tools/telemetry/telemetry/page/page_benchmark_runner.py b/tools/telemetry/telemetry/page/page_benchmark_runner.py
index 5ba4591..4899e99f 100755
--- a/tools/telemetry/telemetry/page/page_benchmark_runner.py
+++ b/tools/telemetry/telemetry/page/page_benchmark_runner.py
@@ -9,7 +9,6 @@ import sys
 
 from telemetry.core import browser_finder
 from telemetry.core import browser_options
-from telemetry.page import all_page_actions # pylint: disable=W0611
 from telemetry.page import block_page_benchmark_results
 from telemetry.page import csv_page_benchmark_results
 from telemetry.page import page_benchmark
diff --git a/tools/telemetry/telemetry/page/page_benchmark_unittest.py b/tools/telemetry/telemetry/page/page_benchmark_unittest.py
index 09becec..5ab908f 100644
--- a/tools/telemetry/telemetry/page/page_benchmark_unittest.py
+++ b/tools/telemetry/telemetry/page/page_benchmark_unittest.py
@@ -8,9 +8,10 @@ from telemetry.core import wpr_modes
 from telemetry.page import page_benchmark
 from telemetry.page import page_benchmark_unittest_base
 from telemetry.page import page as page_module
-from telemetry.page import page_action
 from telemetry.page import page_set
 from telemetry.page import page_set_archive_info
+from telemetry.page.actions import all_page_actions
+from telemetry.page.actions import page_action
 from telemetry.test import options_for_unittests
 
 class BenchThatFails(page_benchmark.PageBenchmark):
@@ -137,7 +138,6 @@ class PageBenchmarkUnitTest(
     class MockAction(page_action.PageAction):
       def RunAction(self, page, tab, previous_action):
         action_called[0] = True
-    from telemetry.page import all_page_actions
     all_page_actions.RegisterClassForTest('mock', MockAction)
 
     ps = self.CreatePageSetFromFileInUnittestDataDir('blank.html')
diff --git a/tools/telemetry/telemetry/page/page_benchmark_unittest_base.py b/tools/telemetry/telemetry/page/page_benchmark_unittest_base.py
index 2cf1026..5face3e 100644
--- a/tools/telemetry/telemetry/page/page_benchmark_unittest_base.py
+++ b/tools/telemetry/telemetry/page/page_benchmark_unittest_base.py
@@ -23,7 +23,7 @@ class PageBenchmarkUnitTestBase(unittest.TestCase):
     base_dir = os.path.dirname(__file__)
     ps = page_set.PageSet(file_path=os.path.join(base_dir, 'foo.json'))
     page = page_module.Page(test_filename, ps, base_dir=base_dir)
-    setattr(page, 'smoothness', {'action': 'scrolling_action'})
+    setattr(page, 'smoothness', {'action': 'scroll'})
     ps.pages.append(page)
     return ps
 
diff --git a/tools/telemetry/telemetry/page/page_test.py b/tools/telemetry/telemetry/page/page_test.py
index bb0753d..2e9390b 100644
--- a/tools/telemetry/telemetry/page/page_test.py
+++ b/tools/telemetry/telemetry/page/page_test.py
@@ -3,8 +3,8 @@
 # found in the LICENSE file.
 import logging
 
-from telemetry.page import all_page_actions
-from telemetry.page import page_action
+from telemetry.page.actions import all_page_actions
+from telemetry.page.actions import page_action
 
 def _GetActionFromData(action_data):
   action_name = action_data['action']
diff --git a/tools/telemetry/telemetry/page/page_test_unittest.py b/tools/telemetry/telemetry/page/page_test_unittest.py
index 7530d4e..6b68d9d2 100644
--- a/tools/telemetry/telemetry/page/page_test_unittest.py
+++ b/tools/telemetry/telemetry/page/page_test_unittest.py
@@ -4,10 +4,10 @@
 import os
 import unittest
 
-from telemetry.page import all_page_actions
 from telemetry.page import page as page_module
-from telemetry.page import page_action
 from telemetry.page import page_test
+from telemetry.page.actions import all_page_actions
+from telemetry.page.actions import page_action
 
 def _CreatePage(test_filename):
   url = 'file:///' + os.path.join('..', '..', 'unittest_data', test_filename)