replace OVERRIDE and FINAL with override and final in chrome/browser/[r-z]*

chrome/browser/supervised_user/supervised_user_pref_mapping_service.h

 // Copyright 2014 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_SUPERVISED_USER_SUPERVISED_USER_PREF_MAPPING_SERVICE_H_
 #define CHROME_BROWSER_SUPERVISED_USER_SUPERVISED_USER_PREF_MAPPING_SERVICE_H_
 
 #include "base/callback.h"
 #include "base/callback_list.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 12 matching lines @@
  public:
   typedef base::CallbackList<void(const std::string&, const std::string&)>
       CallbackList;
 
   SupervisedUserPrefMappingService(
       PrefService* prefs,
       SupervisedUserSharedSettingsService* shared_settings);
   virtual ~SupervisedUserPrefMappingService();
 
   // KeyedService implementation:
-  virtual void Shutdown() OVERRIDE;
+  virtual void Shutdown() override;
 
   void Init();
 
   // Updates the supervised user shared setting when the avatar has changed.
   void OnAvatarChanged();
 
   // Called when a supervised user shared setting was changed by receiving new
   // sync data. Updates the corresponding user pref.
   void OnSharedSettingChanged(const std::string& su_id, const std::string& key);
 
  private:
   // Returns the current chrome avatar index that is stored as a supervised user
   // shared setting, or -1 if no avatar index is stored.
   int GetChromeAvatarIndex();
 
   PrefService* prefs_;
   SupervisedUserSharedSettingsService* shared_settings_;
   scoped_ptr<CallbackList::Subscription> subscription_;
   std::string supervised_user_id_;
   PrefChangeRegistrar pref_change_registrar_;
   base::WeakPtrFactory<SupervisedUserPrefMappingService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SupervisedUserPrefMappingService);
 };
 
 #endif  // CHROME_BROWSER_SUPERVISED_USER_SUPERVISED_USER_PREF_MAPPING_SERVICE_H_