Collect histograms for page load time when adblock extensions are installed.

BUG=100411
TEST=no


Review URL: http://codereview.chromium.org/8305016

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@105712 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 174 insertions, 0 deletions

diff --git a/chrome/renderer/chrome_content_renderer_client.cc b/chrome/renderer/chrome_content_renderer_client.cc
index 9e17089..e430e7c 100644
--- a/chrome/renderer/chrome_content_renderer_client.cc
+++ b/chrome/renderer/chrome_content_renderer_client.cc
@@ -785,4 +785,38 @@ void ChromeContentRendererClient::OnPurgeMemory() {
   thread->AddObserver(new_spellcheck);
 }
 
+bool ChromeContentRendererClient::IsAdblockInstalled() {
+  return extension_dispatcher_->extensions()->Contains(
+      "gighmmpiobklfepjocnamgkkbiglidom");
+}
+
+bool ChromeContentRendererClient::IsAdblockPlusInstalled() {
+  return extension_dispatcher_->extensions()->Contains(
+      "cfhdojbkjhnklbpkdaibdccddilifddb");
+}
+
+bool ChromeContentRendererClient::IsAdblockWithWebRequestInstalled() {
+  const ExtensionSet& extensions = *extension_dispatcher_->extensions();
+  for (ExtensionSet::const_iterator it = extensions.begin();
+       it != extensions.end(); ++it) {
+    if (it->second->HasAPIPermission(ExtensionAPIPermission::kExperimental) &&
+        it->second->name().find("Adblock") != std::string::npos &&
+        it->second->name().find("Plus") == std::string::npos)
+      return true;
+  }
+  return false;
+}
+
+bool ChromeContentRendererClient::IsAdblockPlusWithWebRequestInstalled() {
+  const ExtensionSet& extensions = *extension_dispatcher_->extensions();
+  for (ExtensionSet::const_iterator it = extensions.begin();
+       it != extensions.end(); ++it) {
+    if (it->second->HasAPIPermission(ExtensionAPIPermission::kExperimental) &&
+        it->second->name().find("Adblock") != std::string::npos &&
+        it->second->name().find("Plus") != std::string::npos)
+      return true;
+  }
+  return false;
+}
+
 }  // namespace chrome
diff --git a/chrome/renderer/chrome_content_renderer_client.h b/chrome/renderer/chrome_content_renderer_client.h
index a5b4d29..dfa88d0 100644
--- a/chrome/renderer/chrome_content_renderer_client.h
+++ b/chrome/renderer/chrome_content_renderer_client.h
@@ -90,6 +90,13 @@ class ChromeContentRendererClient : public content::ContentRendererClient {
                                       const std::string& value) OVERRIDE;
   virtual bool IsProtocolSupportedForMedia(const GURL& url) OVERRIDE;
 
+  // TODO(mpcomplete): remove after we collect histogram data.
+  // http://crbug.com/100411
+  bool IsAdblockInstalled();
+  bool IsAdblockPlusInstalled();
+  bool IsAdblockWithWebRequestInstalled();
+  bool IsAdblockPlusWithWebRequestInstalled();
+
   // For testing.
   void SetExtensionDispatcher(ExtensionDispatcher* extension_dispatcher);
 
diff --git a/chrome/renderer/page_load_histograms.cc b/chrome/renderer/page_load_histograms.cc
index 13d442e..be99f00 100644
--- a/chrome/renderer/page_load_histograms.cc
+++ b/chrome/renderer/page_load_histograms.cc
@@ -10,6 +10,7 @@
 #include "base/time.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/extensions/url_pattern.h"
+#include "chrome/renderer/chrome_content_renderer_client.h"
 #include "chrome/renderer/prerender/prerender_helper.h"
 #include "chrome/renderer/renderer_histogram_snapshots.h"
 #include "content/public/renderer/navigation_state.h"
@@ -577,6 +578,138 @@ void PageLoadHistograms::Dump(WebFrame* frame) {
     }
   }
 
+  // TODO(mpcomplete): remove the extension-related histograms after we collect
+  // enough data. http://crbug.com/100411
+  chrome::ChromeContentRendererClient* client =
+      static_cast<chrome::ChromeContentRendererClient*>(
+          content::GetContentClient()->renderer());
+
+  const bool use_adblock_histogram = client->IsAdblockInstalled();
+  if (use_adblock_histogram) {
+    UMA_HISTOGRAM_ENUMERATION(
+        "PLT.Abandoned_ExtensionAdblock",
+        abandoned_page ? 1 : 0, 2);
+    switch (load_type) {
+      case NavigationState::NORMAL_LOAD:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_NormalLoad_ExtensionAdblock",
+            begin_to_finish_all_loads);
+        break;
+      case NavigationState::LINK_LOAD_NORMAL:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_LinkLoadNormal_ExtensionAdblock",
+            begin_to_finish_all_loads);
+        break;
+      case NavigationState::LINK_LOAD_RELOAD:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_LinkLoadReload_ExtensionAdblock",
+            begin_to_finish_all_loads);
+        break;
+      case NavigationState::LINK_LOAD_CACHE_STALE_OK:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_LinkLoadStaleOk_ExtensionAdblock",
+            begin_to_finish_all_loads);
+        break;
+      default:
+        break;
+    }
+  }
+
+  const bool use_adblockplus_histogram = client->IsAdblockPlusInstalled();
+  if (use_adblockplus_histogram) {
+    UMA_HISTOGRAM_ENUMERATION(
+        "PLT.Abandoned_ExtensionAdblock",
+        abandoned_page ? 1 : 0, 2);
+    switch (load_type) {
+      case NavigationState::NORMAL_LOAD:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_NormalLoad_ExtensionAdblockPlus",
+            begin_to_finish_all_loads);
+        break;
+      case NavigationState::LINK_LOAD_NORMAL:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_LinkLoadNormal_ExtensionAdblockPlus",
+            begin_to_finish_all_loads);
+        break;
+      case NavigationState::LINK_LOAD_RELOAD:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_LinkLoadReload_ExtensionAdblockPlus",
+            begin_to_finish_all_loads);
+        break;
+      case NavigationState::LINK_LOAD_CACHE_STALE_OK:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_LinkLoadStaleOk_ExtensionAdblockPlus",
+            begin_to_finish_all_loads);
+        break;
+      default:
+        break;
+    }
+  }
+
+  const bool use_webrequest_adblock_histogram =
+      client->IsAdblockWithWebRequestInstalled();
+  if (use_webrequest_adblock_histogram) {
+    UMA_HISTOGRAM_ENUMERATION(
+        "PLT.Abandoned_ExtensionWebRequestAdblock",
+        abandoned_page ? 1 : 0, 2);
+    switch (load_type) {
+      case NavigationState::NORMAL_LOAD:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_NormalLoad_ExtensionWebRequestAdblock",
+            begin_to_finish_all_loads);
+        break;
+      case NavigationState::LINK_LOAD_NORMAL:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_LinkLoadNormal_ExtensionWebRequestAdblock",
+            begin_to_finish_all_loads);
+        break;
+      case NavigationState::LINK_LOAD_RELOAD:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_LinkLoadReload_ExtensionWebRequestAdblock",
+            begin_to_finish_all_loads);
+        break;
+      case NavigationState::LINK_LOAD_CACHE_STALE_OK:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_LinkLoadStaleOk_ExtensionWebRequestAdblock",
+            begin_to_finish_all_loads);
+        break;
+      default:
+        break;
+    }
+  }
+
+  const bool use_webrequest_adblockplus_histogram =
+      client->IsAdblockPlusWithWebRequestInstalled();
+  if (use_webrequest_adblockplus_histogram) {
+    UMA_HISTOGRAM_ENUMERATION(
+        "PLT.Abandoned_ExtensionWebRequestAdblockPlus",
+        abandoned_page ? 1 : 0, 2);
+    switch (load_type) {
+      case NavigationState::NORMAL_LOAD:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_NormalLoad_ExtensionWebRequestAdblockPlus",
+            begin_to_finish_all_loads);
+        break;
+      case NavigationState::LINK_LOAD_NORMAL:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_LinkLoadNormal_ExtensionWebRequestAdblockPlus",
+            begin_to_finish_all_loads);
+        break;
+      case NavigationState::LINK_LOAD_RELOAD:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_LinkLoadReload_ExtensionWebRequestAdblockPlus",
+            begin_to_finish_all_loads);
+        break;
+      case NavigationState::LINK_LOAD_CACHE_STALE_OK:
+        PLT_HISTOGRAM(
+            "PLT.BeginToFinish_LinkLoadStaleOk_ExtensionWebRequestAdblockPlus",
+            begin_to_finish_all_loads);
+        break;
+      default:
+        break;
+    }
+  }
+
   // For the SPDY field trials, we need to verify that the page loaded was
   // the type we requested:
   //   if we asked for a SPDY request, we got a SPDY request