Makes it so child views of menuitemview can be traversed with the

views/controls/menu/menu_scroll_view_container.h

 // Copyright (c) 2010 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 VIEWS_CONTROLS_MENU_MENU_SCROLL_VIEW_CONTAINER_H_
 #define VIEWS_CONTROLS_MENU_MENU_SCROLL_VIEW_CONTAINER_H_
 
 #include "views/view.h"
 
 namespace views {
 
 class SubmenuView;
 
 // MenuScrollViewContainer contains the SubmenuView (through a MenuScrollView)
 // and two scroll buttons. The scroll buttons are only visible and enabled if
 // the preferred height of the SubmenuView is bigger than our bounds.
 class MenuScrollViewContainer : public View {
  public:
   explicit MenuScrollViewContainer(SubmenuView* content_view);
 
   // Returns the buttons for scrolling up/down.
   View* scroll_down_button() const { return scroll_down_button_; }
   View* scroll_up_button() const { return scroll_up_button_; }
 
   // View overrides.
-  virtual void Paint(gfx::Canvas* canvas);
+  virtual void PaintBackground(gfx::Canvas* canvas);
   virtual void Layout();
   virtual void DidChangeBounds(const gfx::Rect& previous,
                                const gfx::Rect& current);
   virtual gfx::Size GetPreferredSize();
   virtual bool GetAccessibleRole(AccessibilityTypes::Role* role);
 
  private:
   class MenuScrollView;
 
   // The scroll buttons.
   View* scroll_up_button_;
   View* scroll_down_button_;
 
   // The scroll view.
   MenuScrollView* scroll_view_;
 
   DISALLOW_COPY_AND_ASSIGN(MenuScrollViewContainer);
 };
 
 }  // namespace views
 
 #endif  // VIEWS_CONTROLS_MENU_MENU_SCROLL_VIEW_CONTAINER_H_