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

chrome/browser/chromeos/display/display_configuration_observer.h

 // Copyright (c) 2013 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_CHROMEOS_DISPLAY_DISPLAY_CONFIGURATION_OBSERVER_H_
 #define CHROME_BROWSER_CHROMEOS_DISPLAY_DISPLAY_CONFIGURATION_OBSERVER_H_
 
 #include "ash/display/display_controller.h"
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 
 namespace chromeos {
 
 // DisplayConfigurationObserver observes and saves
 // the change of display configurations.
 class DisplayConfigurationObserver : public ash::DisplayController::Observer {
  public:
   DisplayConfigurationObserver();
   virtual ~DisplayConfigurationObserver();
 
  protected:
   // ash::DisplayController::Observer overrides:
-  virtual void OnDisplaysInitialized() OVERRIDE;
-  virtual void OnDisplayConfigurationChanged() OVERRIDE;
+  virtual void OnDisplaysInitialized() override;
+  virtual void OnDisplayConfigurationChanged() override;
 
   DISALLOW_COPY_AND_ASSIGN(DisplayConfigurationObserver);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_DISPLAY_DISPLAY_CONFIGURATION_OBSERVER_H_