More surgery to remove views desktop.

chrome/browser/ui/virtual_keyboard/virtual_keyboard_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 CHROME_BROWSER_UI_VIRTUAL_KEYBOARD_VIRTUAL_KEYBOARD_MANAGER_H_
 #define CHROME_BROWSER_UI_VIRTUAL_KEYBOARD_VIRTUAL_KEYBOARD_MANAGER_H_
 #pragma once
 
 #include "base/memory/singleton.h"
-#include "ui/views/desktop/desktop_window_view.h"
 #include "ui/views/widget/widget.h"
 
 class KeyboardWidget;
 
 // A singleton object to manage the virtual keyboard.
-class VirtualKeyboardManager : public views::Widget::Observer,
-                        public views::desktop::DesktopWindowView::Observer {
+class VirtualKeyboardManager : public views::Widget::Observer {
  public:
   // Returns the singleton object.
   static VirtualKeyboardManager* GetInstance();
 
   // Shows the keyboard for the target widget. The events from the keyboard will
   // be sent to |widget|.
   // TODO(sad): Allow specifying the type of keyboard to show.
   void ShowKeyboardForWidget(views::Widget* widget);
 
   // Hides the keyboard.
   void Hide();
 
   // Returns the keyboard Widget.
   views::Widget* keyboard();
 
  private:
   friend struct DefaultSingletonTraits<VirtualKeyboardManager>;
 
   VirtualKeyboardManager();
   virtual ~VirtualKeyboardManager();
 
   // Overridden from views::Widget::Observer.
   virtual void OnWidgetClosing(views::Widget* widget) OVERRIDE;
 
-  // Overridden from views::desktop::DesktopWindowView::Observer
-  virtual void OnDesktopBoundsChanged(const gfx::Rect& prev_bounds) OVERRIDE;
-
   KeyboardWidget* keyboard_;
 
   DISALLOW_COPY_AND_ASSIGN(VirtualKeyboardManager);
 };
 
 #endif  // CHROME_BROWSER_UI_VIRTUAL_KEYBOARD_VIRTUAL_KEYBOARD_MANAGER_H_