Standardize usage of virtual/override/final specifiers.

ui/views/touchui/touch_editing_menu.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 UI_VIEWS_TOUCHUI_TOUCH_EDITING_MENU_H_
 #define UI_VIEWS_TOUCHUI_TOUCH_EDITING_MENU_H_
 
 #include "ui/gfx/point.h"
 #include "ui/views/bubble/bubble_delegate.h"
 #include "ui/views/controls/button/button.h"
@@ skipping 22 matching lines @@
   virtual void OnMenuClosed(TouchEditingMenuView* menu) = 0;
 
  protected:
   virtual ~TouchEditingMenuController() {}
 };
 
 // A View that displays the touch context menu.
 class VIEWS_EXPORT TouchEditingMenuView : public BubbleDelegateView,
                                           public ButtonListener {
  public:
-  virtual ~TouchEditingMenuView();
+  ~TouchEditingMenuView() override;
 
   // If there are no actions available for the menu, returns NULL. Otherwise,
   // returns a new instance of TouchEditingMenuView.
   static TouchEditingMenuView* Create(TouchEditingMenuController* controller,
                                       const gfx::Rect& anchor_rect,
                                       const gfx::Size& handle_image_size,
                                       gfx::NativeView context);
 
   void Close();
 
  private:
   TouchEditingMenuView(TouchEditingMenuController* controller,
                        const gfx::Rect& anchor_rect,
                        const gfx::Size& handle_image_size,
                        gfx::NativeView context);
 
   // views::WidgetDelegate overrides:
-  virtual void WindowClosing() override;
+  void WindowClosing() override;
 
   // Overridden from ButtonListener.
-  virtual void ButtonPressed(Button* sender, const ui::Event& event) override;
+  void ButtonPressed(Button* sender, const ui::Event& event) override;
 
   // Overridden from BubbleDelegateView.
-  virtual void OnPaint(gfx::Canvas* canvas) override;
+  void OnPaint(gfx::Canvas* canvas) override;
 
   // Queries the |controller_| for what elements to show in the menu and sizes
   // the menu appropriately.
   void CreateButtons();
 
   // Helper method to create a single button.
   Button* CreateButton(const base::string16& title, int tag);
 
   TouchEditingMenuController* controller_;
 
   DISALLOW_COPY_AND_ASSIGN(TouchEditingMenuView);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_TOUCHUI_TOUCH_SELECTION_CONTROLLER_IMPL_H_