replace OVERRIDE and FINAL with override and final in chrome/browser/extensions/

chrome/browser/extensions/api/preferences_private/preferences_private_api.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_EXTENSIONS_API_PREFERENCES_PRIVATE_PREFERENCES_PRIVATE_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_PREFERENCES_PRIVATE_PREFERENCES_PRIVATE_API_H_
 
 #include "base/basictypes.h"
 #include "chrome/browser/extensions/chrome_extension_function.h"
 #include "chrome/browser/sync/profile_sync_service_observer.h"
 #include "extensions/browser/extension_function.h"
 
 namespace extensions {
 
 class PreferencesPrivateGetSyncCategoriesWithoutPassphraseFunction
     : public ChromeAsyncExtensionFunction, public ProfileSyncServiceObserver {
  public:
   DECLARE_EXTENSION_FUNCTION(
       "preferencesPrivate.getSyncCategoriesWithoutPassphrase",
       PREFERENCESPRIVATE_GETSYNCCATEGORIESWITHOUTPASSPHRASE)
 
   PreferencesPrivateGetSyncCategoriesWithoutPassphraseFunction();
 
  protected:
   virtual ~PreferencesPrivateGetSyncCategoriesWithoutPassphraseFunction();
 
  private:
   // ProfileSyncServiceObserver:
-  virtual void OnStateChanged() OVERRIDE;
+  virtual void OnStateChanged() override;
 
   // ExtensionFunction:
-  virtual bool RunAsync() OVERRIDE;
+  virtual bool RunAsync() override;
 
   DISALLOW_COPY_AND_ASSIGN(
       PreferencesPrivateGetSyncCategoriesWithoutPassphraseFunction);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_PREFERENCES_PRIVATE_PREFERENCES_PRIVATE_API_H_