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

chrome/browser/extensions/extension_context_menu_model.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_EXTENSIONS_EXTENSION_CONTEXT_MENU_MODEL_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_CONTEXT_MENU_MODEL_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 53 matching lines @@
   ExtensionContextMenuModel(const extensions::Extension* extension,
                             Browser* browser,
                             PopupDelegate* delegate);
 
   // Create a menu model for the given extension, without support
   // for the "Inspect Popup" command.
   ExtensionContextMenuModel(const extensions::Extension* extension,
                             Browser* browser);
 
   // SimpleMenuModel::Delegate overrides.
-  virtual bool IsCommandIdChecked(int command_id) const override;
-  virtual bool IsCommandIdEnabled(int command_id) const override;
-  virtual bool GetAcceleratorForCommandId(
-      int command_id,
-      ui::Accelerator* accelerator) override;
-  virtual void ExecuteCommand(int command_id, int event_flags) override;
+  bool IsCommandIdChecked(int command_id) const override;
+  bool IsCommandIdEnabled(int command_id) const override;
+  bool GetAcceleratorForCommandId(int command_id,
+                                  ui::Accelerator* accelerator) override;
+  void ExecuteCommand(int command_id, int event_flags) override;
 
   // ExtensionUninstallDialog::Delegate:
-  virtual void ExtensionUninstallAccepted() override;
-  virtual void ExtensionUninstallCanceled() override;
+  void ExtensionUninstallAccepted() override;
+  void ExtensionUninstallCanceled() override;
 
  private:
   friend class base::RefCounted<ExtensionContextMenuModel>;
   friend class extensions::ExtensionContextMenuModelTest;
 
-  virtual ~ExtensionContextMenuModel();
+  ~ExtensionContextMenuModel() override;
 
   void InitMenu(const extensions::Extension* extension);
 
   // Gets the extension we are displaying the menu for. Returns NULL if the
   // extension has been uninstalled and no longer exists.
   const extensions::Extension* GetExtension() const;
 
   // Returns the active web contents.
   content::WebContents* GetActiveWebContents() const;
 
@@ skipping 23 matching lines @@
   // Menu matcher for context menu items specified by the extension.
   scoped_ptr<extensions::ContextMenuMatcher> extension_items_;
 
   // Number of extension items in this menu. Used for testing.
   int extension_items_count_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionContextMenuModel);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_CONTEXT_MENU_MODEL_H_