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

chrome/browser/ui/cocoa/panels/display_settings_provider_cocoa.mm

 // 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.
 
 #include "base/bind.h"
 #include "base/mac/mac_util.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop/message_loop.h"
 #import "chrome/browser/app_controller_mac.h"
 #include "chrome/browser/chrome_notification_types.h"
@@ skipping 12 matching lines @@
 
 // The time, in milliseconds, that a fullscreen check will be started after
 // the active workspace change is notified. This value is from experiment.
 const int kCheckFullScreenDelayTimeMs = 200;
 
 class DisplaySettingsProviderCocoa : public DisplaySettingsProvider,
                                      public ui::WorkAreaWatcherObserver,
                                      public content::NotificationObserver {
  public:
   DisplaySettingsProviderCocoa();
-  virtual ~DisplaySettingsProviderCocoa();
+  ~DisplaySettingsProviderCocoa() override;
 
   void ActiveSpaceChanged();
 
  protected:
   // Overridden from DisplaySettingsProvider:
-  virtual bool NeedsPeriodicFullScreenCheck() const override;
-  virtual bool IsFullScreen() override;
+  bool NeedsPeriodicFullScreenCheck() const override;
+  bool IsFullScreen() override;
 
   // Overridden from ui::WorkAreaWatcherObserver:
-  virtual void WorkAreaChanged() override;
+  void WorkAreaChanged() override;
 
   // Overridden from content::NotificationObserver:
-  virtual void Observe(int type,
-                       const content::NotificationSource& source,
-                       const content::NotificationDetails& details) override;
+  void Observe(int type,
+               const content::NotificationSource& source,
+               const content::NotificationDetails& details) override;
 
  private:
   void ActiveWorkSpaceChanged();
 
   content::NotificationRegistrar registrar_;
   id active_space_change_;
 
   // Owned by MessageLoop after posting.
   base::WeakPtrFactory<DisplaySettingsProviderCocoa> weak_factory_;
 
@@ skipping 85 matching lines @@
                  PERFORM_FULLSCREEN_CHECK),
       base::TimeDelta::FromMilliseconds(kCheckFullScreenDelayTimeMs));
 }
 
 }  // namespace
 
 // static
 DisplaySettingsProvider* DisplaySettingsProvider::Create() {
   return new DisplaySettingsProviderCocoa();
 }