Add OVERRIDE to chrome/browser/.

chrome/browser/metrics/metrics_service.h

 // Copyright (c) 2011 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_
 #pragma once
@@ skipping 68 matching lines @@
 
   // Set up notifications which indicate that a user is performing work. This is
   // useful to allow some features to sleep, until the machine becomes active,
   // such as precluding UMA uploads unless there was recent activity.
   static void SetUpNotifications(content::NotificationRegistrar* registrar,
                                  content::NotificationObserver* observer);
 
   // Implementation of content::NotificationObserver
   virtual void Observe(int type,
                        const content::NotificationSource& source,
-                       const content::NotificationDetails& details);
+                       const content::NotificationDetails& details) OVERRIDE;
 
   // Invoked when we get a WM_SESSIONEND. This places a value in prefs that is
   // reset when RecordCompletedSessionEnd is invoked.
   void RecordStartOfSessionEnd();
 
   // This should be called when the application is shutting down. It records
   // that session end was successful.
   void RecordCompletedSessionEnd();
 
   // Saves in the preferences if the crash report registration was successful.
@@ skipping 127 matching lines @@
   // Record stats, client ID, Session ID, etc. in a special "first" log.
   void PrepareInitialLog();
 
   // Prepared the staged log to be passed to the server. Upon return,
   // current_fetch_ should be reset with its upload data set to a compressed
   // copy of the staged log.
   void PrepareFetchWithStagedLog();
 
   // Implementation of content::URLFetcherDelegate. Called after transmission
   // completes (either successfully or with failure).
-  virtual void OnURLFetchComplete(const content::URLFetcher* source);
+  virtual void OnURLFetchComplete(const content::URLFetcher* source) OVERRIDE;
 
   // Logs debugging details, for the case where the server returns a response
   // code other than 200.
   void LogBadResponseCode();
 
   // Records a window-related notification.
   void LogWindowChange(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details);
 
@@ skipping 158 matching lines @@
   friend class InstantFieldTrial;
   friend bool prerender::IsOmniboxEnabled(Profile* profile);
 
   // Returns true if prefs::kMetricsReportingEnabled is set.
   static bool IsMetricsReportingEnabled();
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(MetricsServiceHelper);
 };
 
 #endif  // CHROME_BROWSER_METRICS_METRICS_SERVICE_H_