Add OVERRIDE to chrome/browser/chromeos/.

chrome/browser/chromeos/login/update_screen.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_CHROMEOS_LOGIN_UPDATE_SCREEN_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_UPDATE_SCREEN_H_
 #pragma once
 
 #include <set>
 
+#include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/timer.h"
 #include "chrome/browser/chromeos/cros/update_library.h"
 #include "chrome/browser/chromeos/login/update_screen_actor.h"
 #include "chrome/browser/chromeos/login/wizard_screen.h"
 
 namespace chromeos {
 
 class ScreenObserver;
 
 // Controller for the update screen. It does not depend on the specific
 // implementation of the screen showing (Views of WebUI based), the dependency
 // is moved to the UpdateScreenActor instead.
 class UpdateScreen: public UpdateLibrary::Observer,
                     public UpdateScreenActor::Delegate,
                     public WizardScreen {
  public:
   UpdateScreen(ScreenObserver* screen_observer, UpdateScreenActor* actor);
   virtual ~UpdateScreen();
 
   // Overridden from WizardScreen.
-  virtual void PrepareToShow();
-  virtual void Show();
-  virtual void Hide();
+  virtual void PrepareToShow() OVERRIDE;
+  virtual void Show() OVERRIDE;
+  virtual void Hide() OVERRIDE;
 
   // UpdateScreenActor::Delegate implementation:
   virtual void CancelUpdate() OVERRIDE;
   virtual void OnActorDestroyed(UpdateScreenActor* actor) OVERRIDE;
 
   // Checks for updates and performs an update if needed. Made virtual to
   // simplify mocking.
   virtual void StartUpdate();
 
   // Reboot check delay get/set, in seconds.
   int reboot_check_delay() const { return reboot_check_delay_; }
   void SetRebootCheckDelay(int seconds);
 
   // Returns true if this instance is still active (i.e. has not been deleted).
   static bool HasInstance(UpdateScreen* inst);
 
   void SetIgnoreIdleStatus(bool ignore_idle_status);
 
   enum ExitReason {
      REASON_UPDATE_CANCELED,
      REASON_UPDATE_INIT_FAILED,
      REASON_UPDATE_NON_CRITICAL,
      REASON_UPDATE_ENDED
   };
   // Reports update results to the ScreenObserver.
   virtual void ExitUpdate(ExitReason reason);
 
   // UpdateLibrary::Observer implementation:
-  virtual void UpdateStatusChanged(const UpdateLibrary::Status& status);
+  virtual void UpdateStatusChanged(
+      const UpdateLibrary::Status& status) OVERRIDE;
 
  private:
   FRIEND_TEST_ALL_PREFIXES(UpdateScreenTest, TestBasic);
   FRIEND_TEST_ALL_PREFIXES(UpdateScreenTest, TestUpdateAvailable);
 
   // Returns true if there is critical system update that requires installation
   // and immediate reboot.
   bool HasCriticalUpdate();
 
   // Timer notification handlers.
@@ skipping 29 matching lines @@
 
   // Keeps actor which is delegated with all showing operations.
   UpdateScreenActor* actor_;
 
   DISALLOW_COPY_AND_ASSIGN(UpdateScreen);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_UPDATE_SCREEN_H_