Convert NetworkMenu from Menu2 to MenuItemView.

chrome/browser/chromeos/status/network_menu_button.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_CHROMEOS_STATUS_NETWORK_MENU_BUTTON_H_
 #define CHROME_BROWSER_CHROMEOS_STATUS_NETWORK_MENU_BUTTON_H_
 #pragma once
 
 #include <string>
 
@@ skipping 60 matching lines @@
   // NetworkLibrary::NetworkObserver implementation.
   virtual void OnNetworkChanged(NetworkLibrary* cros, const Network* network);
   // NetworkLibrary::CellularDataPlanObserver implementation.
   virtual void OnCellularDataPlanChanged(NetworkLibrary* cros);
 
   // NetworkMenu implementation:
   virtual bool IsBrowserMode() const;
 
  protected:
   // NetworkMenu implementation:
+  virtual views::MenuButton* GetMenuButton();
   virtual gfx::NativeWindow GetNativeWindow() const;
   virtual void OpenButtonOptions();
   virtual bool ShouldOpenButtonOptions() const;
 
   // views::View
   virtual void OnLocaleChanged() OVERRIDE;
 
   // MessageBubbleDelegate implementation:
   virtual void BubbleClosing(Bubble* bubble, bool closed_by_escape);
   virtual bool CloseOnEscape();
@@ skipping 61 matching lines @@
 
   // Factory for delaying showing promo notification.
   ScopedRunnableMethodFactory<NetworkMenuButton> method_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkMenuButton);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_STATUS_NETWORK_MENU_BUTTON_H_