Introduce ChromeStabilityMetricsProvider

chrome/browser/metrics/metrics_service.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 service that collects information about the user
 // experience in order to help improve future versions of the app.
 
 #ifndef CHROME_BROWSER_METRICS_METRICS_SERVICE_H_
 #define CHROME_BROWSER_METRICS_METRICS_SERVICE_H_
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
+#include "base/files/file_path.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "base/memory/weak_ptr.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/user_metrics.h"
 #include "base/observer_list.h"
-#include "base/process/kill.h"
 #include "base/threading/thread_checker.h"
 #include "base/time/time.h"
 #include "chrome/browser/metrics/metrics_log.h"
 #include "chrome/browser/metrics/tracking_synchronizer_observer.h"
 #include "chrome/common/metrics/metrics_service_base.h"
 #include "chrome/installer/util/google_update_settings.h"
 #include "components/metrics/metrics_provider.h"
 #include "components/metrics/metrics_service_observer.h"
 #include "components/variations/active_field_trials.h"
 #include "content/public/browser/browser_child_process_observer.h"
@@ skipping 405 matching lines @@
   // completes (either successfully or with failure).
   virtual void OnURLFetchComplete(const net::URLFetcher* source) OVERRIDE;
 
   // Reads, increments and then sets the specified integer preference.
   void IncrementPrefValue(const char* path);
 
   // Reads, increments and then sets the specified long preference that is
   // stored as a string.
   void IncrementLongPrefsValue(const char* path);
 
-  // Records a renderer process crash.
-  void LogRendererCrash(content::RenderProcessHost* host,
-                        base::TerminationStatus status,
-                        int exit_code);
-
-  // Records a renderer process hang.
-  void LogRendererHang();
-
   // Records that the browser was shut down cleanly.
   void LogCleanShutdown();
 
   // Returns reference to ChildProcessStats corresponding to |data|.
   ChildProcessStats& GetChildProcessStats(
       const content::ChildProcessData& data);
 
   // Saves plugin-related updates from the in-object buffer to Local State
   // for retrieval next time we send a Profile log (generally next launch).
   void RecordPluginChanges(PrefService* pref);
 
   // Records state that should be periodically saved, like uptime and
   // buffered plugin stability statistics.
   void RecordCurrentState(PrefService* pref);
 
-  // Logs the initiation of a page load and uses |web_contents| to do
-  // additional logging of the type of page loaded.
-  void LogLoadStarted(content::WebContents* web_contents);
-
   // Checks whether events should currently be logged.
   bool ShouldLogEvents();
 
   // Sets the value of the specified path in prefs and schedules a save.
   void RecordBooleanPrefValue(const char* path, bool value);
 
   // Returns true if process of type |type| should be counted as a plugin
   // process, and false otherwise.
   static bool IsPluginProcess(int process_type);
 
@@ skipping 161 matching lines @@
 
   // Registers/unregisters |observer| to receive MetricsLog notifications
   // from metrics service.
   static void AddMetricsServiceObserver(MetricsServiceObserver* observer);
   static void RemoveMetricsServiceObserver(MetricsServiceObserver* observer);
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(MetricsServiceHelper);
 };
 
 #endif  // CHROME_BROWSER_METRICS_METRICS_SERVICE_H_