Remove plugin_list param from MetricsLog::RecordStabilityMetrics.

chrome/browser/metrics/metrics_log.h

 // 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.
 
 // This file defines a set of user experience metrics data recorded by
 // the MetricsService.  This is the unit of data that is sent to the server.
 
 #ifndef CHROME_BROWSER_METRICS_METRICS_LOG_H_
 #define CHROME_BROWSER_METRICS_METRICS_LOG_H_
 
@@ skipping 87 matching lines @@
   // Records the input text, available choices, and selected entry when the
   // user uses the Omnibox to open a URL.
   void RecordOmniboxOpenedURL(const OmniboxLog& log);
 
   // Records the passed profiled data, which should be a snapshot of the
   // browser's profiled performance during startup for a single process.
   void RecordProfilerData(
       const tracked_objects::ProcessDataSnapshot& process_data,
       int process_type);
 
-  // Writes application stability metrics (as part of the profile log). Takes
-  // the list of installed plugins as a parameter because that can't be obtained
-  // synchronously from the UI thread.
-  // NOTE: Has the side-effect of clearing those counts.
+  // Writes application stability metrics (as part of the profile log). The
+  // system profile portion of the log must have already been filled in by a
+  // call to RecordEnvironment().
+  // NOTE: Has the side-effect of clearing the stability prefs..
   //
   // If |log_type| is INITIAL_LOG, records additional info such as number of
   // incomplete shutdowns as well as extra breakpad and debugger stats.
   void RecordStabilityMetrics(
-      const std::vector<content::WebPluginInfo>& plugin_list,
       base::TimeDelta incremental_uptime,
       LogType log_type);
 
   const base::TimeTicks& creation_time() const {
     return creation_time_;
   }
 
  protected:
   // Exposed for the sake of mocking in test code.
 
   // Returns the PrefService from which to log metrics data.
   virtual PrefService* GetPrefService();
 
   // Returns the screen size for the primary monitor.
   virtual gfx::Size GetScreenSize() const;
 
   // Returns the device scale factor for the primary monitor.
   virtual float GetScreenDeviceScaleFactor() const;
 
   // Returns the number of monitors the user is using.
   virtual int GetScreenCount() const;
 
   // Fills |field_trial_ids| with the list of initialized field trials name and
   // group ids.
   virtual void GetFieldTrialIds(
-    std::vector<chrome_variations::ActiveGroupId>* field_trial_ids) const;
+      std::vector<chrome_variations::ActiveGroupId>* field_trial_ids) const;
 
  private:
   FRIEND_TEST_ALL_PREFIXES(MetricsLogTest, ChromeOSStabilityData);
 
   // Within stability group, write plugin crash stats.
-  void WritePluginStabilityElements(
-      const std::vector<content::WebPluginInfo>& plugin_list,
-      PrefService* pref);
+  void WritePluginStabilityElements(PrefService* pref);
 
   // Within the stability group, write required attributes.
   void WriteRequiredStabilityAttributes(PrefService* pref);
 
   // Within the stability group, write attributes that need to be updated asap
   // and can't be delayed until the user decides to restart chromium.
   // Delaying these stats would bias metrics away from happy long lived
   // chromium processes (ones that don't crash, and keep on running).
   void WriteRealtimeStabilityAttributes(PrefService* pref,
                                         base::TimeDelta incremental_uptime);
@@ skipping 30 matching lines @@
   // Bluetooth Adapter instance for collecting information about paired devices.
   scoped_refptr<device::BluetoothAdapter> adapter_;
 
   // The time when the current log was created.
   const base::TimeTicks creation_time_;
 
   DISALLOW_COPY_AND_ASSIGN(MetricsLog);
 };
 
 #endif  // CHROME_BROWSER_METRICS_METRICS_LOG_H_