Remove plugin_list param from MetricsLog::RecordStabilityMetrics.

chrome/browser/metrics/metrics_service.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 //------------------------------------------------------------------------------
 // Description of the life cycle of a instance of MetricsService.
 //
 //  OVERVIEW
 //
 // A MetricsService instance is typically created at application startup.  It is
@@ skipping 1214 matching lines @@
   // RecordIncrementalStabilityElements only exists on the derived
   // MetricsLog class.
   MetricsLog* current_log =
       static_cast<MetricsLog*>(log_manager_.current_log());
   DCHECK(current_log);
   std::vector<chrome_variations::ActiveGroupId> synthetic_trials;
   GetCurrentSyntheticFieldTrials(&synthetic_trials);
   current_log->RecordEnvironment(plugins_, google_update_metrics_,
                                  synthetic_trials);
   PrefService* pref = g_browser_process->local_state();
-  current_log->RecordStabilityMetrics(plugins_, GetIncrementalUptime(pref),
+  current_log->RecordStabilityMetrics(GetIncrementalUptime(pref),
                                       MetricsLog::ONGOING_LOG);
 
   RecordCurrentHistograms();
 
   log_manager_.FinishCurrentLog();
 }
 
 void MetricsService::PushPendingLogsToPersistentStorage() {
   if (state_ < INITIAL_LOG_READY)
     return;  // We didn't and still don't have time to get plugin list etc.
@@ skipping 220 matching lines @@
   DCHECK_EQ(INIT_TASK_DONE, state_);
 
   DCHECK(initial_log_.get());
   initial_log_->set_hardware_class(hardware_class_);
 
   std::vector<chrome_variations::ActiveGroupId> synthetic_trials;
   GetCurrentSyntheticFieldTrials(&synthetic_trials);
   initial_log_->RecordEnvironment(plugins_, google_update_metrics_,
                                   synthetic_trials);
   PrefService* pref = g_browser_process->local_state();
-  initial_log_->RecordStabilityMetrics(plugins_, GetIncrementalUptime(pref),
+  initial_log_->RecordStabilityMetrics(GetIncrementalUptime(pref),
                                        MetricsLog::INITIAL_LOG);
 
   // Histograms only get written to the current log, so make the new log current
   // before writing them.
   log_manager_.PauseCurrentLog();
   log_manager_.BeginLoggingWithLog(initial_log_.release(),
                                    MetricsLog::INITIAL_LOG);
   RecordCurrentHistograms();
   log_manager_.FinishCurrentLog();
   log_manager_.ResumePausedLog();
@@ skipping 439 matching lines @@
   if (local_state) {
     const PrefService::Preference* uma_pref =
         local_state->FindPreference(prefs::kMetricsReportingEnabled);
     if (uma_pref) {
       bool success = uma_pref->GetValue()->GetAsBoolean(&result);
       DCHECK(success);
     }
   }
   return result;
 }