Add status area to Aura builds.

chrome/browser/chromeos/status/memory_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_MEMORY_MENU_BUTTON_H_
 #define CHROME_BROWSER_CHROMEOS_STATUS_MEMORY_MENU_BUTTON_H_
 #pragma once
 
 #include "base/memory/scoped_ptr.h"
 #include "base/timer.h"
 #include "chrome/browser/chromeos/status/status_area_button.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "views/controls/menu/menu_delegate.h"
 #include "views/controls/menu/view_menu_delegate.h"
 
 namespace base {
 struct SystemMemoryInfoKB;
 }
 
 namespace views {
 class MenuItemView;
 class MenuRunner;
 }
 
-namespace chromeos {
-
 // Memory debugging display that lives in the status area.
 class MemoryMenuButton : public StatusAreaButton,
                          public views::MenuDelegate,
                          public views::ViewMenuDelegate,
                          public content::NotificationObserver {
  public:
   explicit MemoryMenuButton(StatusAreaButton::Delegate* delegate);
   virtual ~MemoryMenuButton();
 
   // views::MenuDelegate implementation
@@ skipping 33 matching lines @@
   content::NotificationRegistrar registrar_;
 
   // Number of renderer kills we have observed.
   int renderer_kills_;
 
   scoped_ptr<views::MenuRunner> menu_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(MemoryMenuButton);
 };
 
-}  // namespace chromeos
-
 #endif  // CHROME_BROWSER_CHROMEOS_STATUS_MEMORY_MENU_BUTTON_H_