[cros, Aura] Refresh status area widget bounds on StatusAreaView layout.

ui/aura_shell/desktop_layout_manager.h

 // Copyright (c) 2011 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_AURA_SHELL_DESKTOP_LAYOUT_MANAGER_H_
 #define UI_AURA_SHELL_DESKTOP_LAYOUT_MANAGER_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "ui/aura/layout_manager.h"
 
 namespace aura {
 class Window;
 }
 namespace gfx {
 class Rect;
 }
 namespace views {
 class Widget;
 }
 
 namespace aura_shell {
 namespace internal {
 
-class ShelfLayoutController;
-
 // A layout manager for the root window.
 // Resizes all of its immediate children to fill the bounds of the root window.
 class DesktopLayoutManager : public aura::LayoutManager {
  public:
   explicit DesktopLayoutManager(aura::Window* owner);
   virtual ~DesktopLayoutManager();
 
-  void set_shelf(ShelfLayoutController* shelf) { shelf_ = shelf; }
-
   void set_background_widget(views::Widget* background_widget) {
     background_widget_ = background_widget;
   }
 
   // Overridden from aura::LayoutManager:
   virtual void OnWindowResized() OVERRIDE;
   virtual void OnWindowAddedToLayout(aura::Window* child) OVERRIDE;
   virtual void OnWillRemoveWindowFromLayout(aura::Window* child) OVERRIDE;
   virtual void OnChildWindowVisibilityChanged(aura::Window* child,
                                               bool visible) OVERRIDE;
   virtual void SetChildBounds(aura::Window* child,
                               const gfx::Rect& requested_bounds) OVERRIDE;
 
  private:
   aura::Window* owner_;
 
   views::Widget* background_widget_;
 
-  ShelfLayoutController* shelf_;
-
   DISALLOW_COPY_AND_ASSIGN(DesktopLayoutManager);
 };
 
 }  // namespace internal
 }  // namespace aura_shell
 
 #endif  // UI_AURA_SHELL_DESKTOP_LAYOUT_MANAGER_H_