replace OVERRIDE and FINAL with override and final in ash/

ash/root_window_controller.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.
 
 #ifndef ASH_ROOT_WINDOW_CONTROLLER_H_
 #define ASH_ROOT_WINDOW_CONTROLLER_H_
 
 #include <map>
 
 #include "ash/ash_export.h"
@@ skipping 249 matching lines @@
   // types in the shell UI.
   void CreateContainersInRootWindow(aura::Window* root_window);
 
   // Enables projection touch HUD.
   void EnableTouchHudProjection();
 
   // Disables projection touch HUD.
   void DisableTouchHudProjection();
 
   // Overridden from ShellObserver.
-  virtual void OnLoginStateChanged(user::LoginStatus status) OVERRIDE;
-  virtual void OnTouchHudProjectionToggled(bool enabled) OVERRIDE;
+  virtual void OnLoginStateChanged(user::LoginStatus status) override;
+  virtual void OnTouchHudProjectionToggled(bool enabled) override;
 
   scoped_ptr<AshWindowTreeHost> ash_host_;
   RootWindowLayoutManager* root_window_layout_;
 
   scoped_ptr<StackingController> stacking_controller_;
 
   // The shelf for managing the shelf and the status widget.
   scoped_ptr<ShelfWidget> shelf_;
 
   // An invisible/empty window used as a event target for
@@ skipping 38 matching lines @@
 };
 
 
 // Gets the RootWindowController for |root_window|.
 ASH_EXPORT RootWindowController* GetRootWindowController(
     const aura::Window* root_window);
 
 }  // namespace ash
 
 #endif  // ASH_ROOT_WINDOW_CONTROLLER_H_