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

chrome/browser/ui/panels/panel_manager.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 CHROME_BROWSER_UI_PANELS_PANEL_MANAGER_H_
 #define CHROME_BROWSER_UI_PANELS_PANEL_MANAGER_H_
 
 #include <list>
 #include <vector>
 #include "base/basictypes.h"
@@ skipping 178 matching lines @@
 
  private:
   friend struct base::DefaultLazyInstanceTraits<PanelManager>;
 
   PanelManager();
   virtual ~PanelManager();
 
   void Initialize(DisplaySettingsProvider* provider);
 
   // Overridden from DisplaySettingsProvider::DisplayObserver:
-  virtual void OnDisplayChanged() override;
+  void OnDisplayChanged() override;
 
   // Overridden from DisplaySettingsProvider::FullScreenObserver:
-  virtual void OnFullScreenModeChanged(bool is_full_screen) override;
+  void OnFullScreenModeChanged(bool is_full_screen) override;
 
   // Returns the collection to which a new panel should add. The new panel
   // is expected to be created with |bounds| and |mode|. The size of |bounds|
   // could be used to determine which collection is more appropriate to have
   // the new panel. Upon return, |positioning_mask| contains the required mask
   // to be applied when the new panel is being added to the collection.
   PanelCollection* GetCollectionForNewPanel(
       Panel* new_panel,
       const gfx::Rect& bounds,
       CreateMode mode,
@@ skipping 21 matching lines @@
 
   // Whether or not bounds will be updated when the preferred content size is
   // changed. The testing code could set this flag to false so that other tests
   // will not be affected.
   bool auto_sizing_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(PanelManager);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_MANAGER_H_