Standardize usage of virtual/override/final in chrome/browser/ui/

chrome/browser/ui/cocoa/one_click_signin_dialog_controller.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_UI_COCOA_ONE_CLICK_SIGNIN_DIALOG_CONTROLLER_H_
 #define CHROME_BROWSER_UI_COCOA_ONE_CLICK_SIGNIN_DIALOG_CONTROLLER_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/mac/scoped_nsobject.h"
@@ skipping 13 matching lines @@
   // Creates an OneClickSigninDialogController. |web_contents| is used to
   // open links, |email| is the user's email address that is used for sync,
   // and |sync_callback| is called to start sync.
   OneClickSigninDialogController(
       content::WebContents* web_contents,
       const BrowserWindow::StartSyncCallback& sync_callback,
       const base::string16& email);
   virtual ~OneClickSigninDialogController();
 
   // ConstrainedWindowMacDelegate implementation.
-  virtual void OnConstrainedWindowClosed(
-      ConstrainedWindowMac* window) override;
+  void OnConstrainedWindowClosed(ConstrainedWindowMac* window) override;
 
   ConstrainedWindowMac* constrained_window() const {
     return constrained_window_.get();
   }
 
   OneClickSigninViewController* view_controller() { return view_controller_; }
 
  private:
   void PerformClose();
 
   scoped_ptr<ConstrainedWindowMac> constrained_window_;
   base::scoped_nsobject<OneClickSigninViewController> view_controller_;
 };
 
 #endif  // CHROME_BROWSER_UI_COCOA_ONE_CLICK_SIGNIN_DIALOG_CONTROLLER_H_