Revert 194484 "Add the LoggedIn Predictor, to detect which websi..."

trunk/src/chrome/browser/prerender/prerender_field_trial.cc

Index: trunk/src/chrome/browser/prerender/prerender_field_trial.cc
===================================================================
--- trunk/src/chrome/browser/prerender/prerender_field_trial.cc	(revision 194504)
+++ trunk/src/chrome/browser/prerender/prerender_field_trial.cc	(working copy)
@@ -29,10 +29,6 @@
 const char kLocalPredictorTrialName[] = "PrerenderLocalPredictor";
 const char kLocalPredictorEnabledGroup[] = "Enabled";
 
-const char kLoggedInPredictorTrialName[] = "PrerenderLoggedInPredictor";
-const char kLoggedInPredictorEnabledGroup[] = "Enabled";
-const char kLoggedInPredictorDisabledGroup[] = "Disabled";
-
 void SetupPrefetchFieldTrial() {
   chrome::VersionInfo::Channel channel = chrome::VersionInfo::GetChannel();
   if (channel == chrome::VersionInfo::CHANNEL_STABLE ||
@@ -145,7 +141,6 @@
 }  // end namespace
 
 void ConfigureOmniboxPrerender();
-void ConfigureLoggedInPredictor();
 
 void ConfigurePrefetchAndPrerender(const CommandLine& command_line) {
   enum PrerenderOption {
@@ -202,7 +197,6 @@
   }
 
   ConfigureOmniboxPrerender();
-  ConfigureLoggedInPredictor();
 }
 
 void ConfigureOmniboxPrerender() {
@@ -223,19 +217,6 @@
                                        kDisabledProbability);
 }
 
-void ConfigureLoggedInPredictor() {
-  chrome::VersionInfo::Channel channel = chrome::VersionInfo::GetChannel();
-  if (channel == chrome::VersionInfo::CHANNEL_STABLE ||
-      channel == chrome::VersionInfo::CHANNEL_BETA) {
-    return;
-  }
-  scoped_refptr<FieldTrial> logged_in_predictor_trial(
-      FieldTrialList::FactoryGetFieldTrial(
-          kLoggedInPredictorTrialName, 100,
-          kLoggedInPredictorDisabledGroup, 2013, 12, 31, NULL));
-  logged_in_predictor_trial->AppendGroup(kLoggedInPredictorEnabledGroup, 100);
-}
-
 bool IsOmniboxEnabled(Profile* profile) {
   if (!profile)
     return false;
@@ -269,9 +250,4 @@
       kLocalPredictorEnabledGroup;
 }
 
-bool IsLoggedInPredictorEnabled() {
-  return base::FieldTrialList::FindFullName(kLoggedInPredictorTrialName) ==
-      kLoggedInPredictorEnabledGroup;
-}
-
 }  // namespace prerender