Add options to disable each of the two aspects of the prerender service

(current URL based hinting and candidate URL upload).
R=jam@chromium.org

Review URL: https://codereview.chromium.org/23506038

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@222082 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 14 insertions, 0 deletions

diff --git a/chrome/browser/prerender/prerender_field_trial.cc b/chrome/browser/prerender/prerender_field_trial.cc
index d1a8ad3..94c7bcbc 100644
--- a/chrome/browser/prerender/prerender_field_trial.cc
+++ b/chrome/browser/prerender/prerender_field_trial.cc
@@ -47,6 +47,10 @@ const char kPrerenderLaunchKeyName[] = "PrerenderLaunch";
 const char kPrerenderAlwaysControlKeyName[] = "PrerenderAlwaysControl";
 const char kPrerenderQueryPrerenderServiceKeyName[] =
     "PrerenderQueryPrerenderService";
+const char kPrerenderQueryPrerenderServiceCurrentURLKeyName[] =
+    "PrerenderQueryPrerenderServiceCurrentURL";
+const char kPrerenderQueryPrerenderServiceCandidateURLsKeyName[] =
+    "PrerenderQueryPrerenderServiceCandidateURLs";
 const char kPrerenderServiceBehaviorIDKeyName[] = "PrerenderServiceBehaviorID";
 const char kPrerenderServiceFetchTimeoutKeyName[] =
     "PrerenderServiceFetchTimeoutMs";
@@ -373,6 +377,16 @@ bool ShouldQueryPrerenderService(Profile* profile) {
       kEnabledGroup;
 }
 
+bool ShouldQueryPrerenderServiceForCurrentURL() {
+  return GetLocalPredictorSpecValue(
+      kPrerenderQueryPrerenderServiceCurrentURLKeyName) != kDisabledGroup;
+}
+
+bool ShouldQueryPrerenderServiceForCandidateURLs() {
+  return GetLocalPredictorSpecValue(
+      kPrerenderQueryPrerenderServiceCandidateURLsKeyName) != kDisabledGroup;
+}
+
 string GetPrerenderServiceURLPrefix() {
   string prefix = chrome_variations::GetVariationParamValue(
       kLocalPredictorSpecTrialName,