Add OVERRIDE to chrome/browser/ui/webui/.

chrome/browser/ui/webui/options/stop_syncing_handler.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.
 
 #ifndef CHROME_BROWSER_UI_WEBUI_OPTIONS_STOP_SYNCING_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_STOP_SYNCING_HANDLER_H_
 
 #include "chrome/browser/ui/webui/options/options_ui.h"
 
 // Chrome personal stuff stop syncing overlay UI handler.
 class StopSyncingHandler : public OptionsPageUIHandler {
  public:
   StopSyncingHandler();
   virtual ~StopSyncingHandler();
 
   // OptionsPageUIHandler implementation.
-  virtual void GetLocalizedValues(base::DictionaryValue* localized_strings);
+  virtual void GetLocalizedValues(
+      base::DictionaryValue* localized_strings) OVERRIDE;
 
   // WebUIMessageHandler implementation.
-  virtual void RegisterMessages();
+  virtual void RegisterMessages() OVERRIDE;
 
  private:
   void StopSyncing(const base::ListValue* args);
 
   DISALLOW_COPY_AND_ASSIGN(StopSyncingHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_STOP_SYNCING_HANDLER_H_