Revert 255385 "aura: Remove client::UserActionClient."

trunk/src/chrome/browser/ui/ash/chrome_shell_delegate.h

 // Copyright (c) 2012 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_ASH_CHROME_SHELL_DELEGATE_H_
 #define CHROME_BROWSER_UI_ASH_CHROME_SHELL_DELEGATE_H_
 
 #include <string>
 
 #include "ash/shelf/shelf_item_types.h"
@@ skipping 48 matching lines @@
   virtual app_list::AppListViewDelegate* CreateAppListViewDelegate() OVERRIDE;
   virtual ash::ShelfDelegate* CreateShelfDelegate(
       ash::ShelfModel* model) OVERRIDE;
   virtual ash::SystemTrayDelegate* CreateSystemTrayDelegate() OVERRIDE;
   virtual ash::UserWallpaperDelegate* CreateUserWallpaperDelegate() OVERRIDE;
   virtual ash::CapsLockDelegate* CreateCapsLockDelegate() OVERRIDE;
   virtual ash::SessionStateDelegate* CreateSessionStateDelegate() OVERRIDE;
   virtual ash::AccessibilityDelegate* CreateAccessibilityDelegate() OVERRIDE;
   virtual ash::NewWindowDelegate* CreateNewWindowDelegate() OVERRIDE;
   virtual ash::MediaDelegate* CreateMediaDelegate() OVERRIDE;
+  virtual aura::client::UserActionClient* CreateUserActionClient() OVERRIDE;
   virtual ui::MenuModel* CreateContextMenu(
       aura::Window* root,
       ash::ShelfItemDelegate* item_delegate,
       ash::ShelfItem* item) OVERRIDE;
   virtual ash::WindowTreeHostFactory* CreateWindowTreeHostFactory() OVERRIDE;
   virtual ash::GPUSupport* CreateGPUSupport() OVERRIDE;
   virtual base::string16 GetProductName() const OVERRIDE;
 
   // content::NotificationObserver override:
   virtual void Observe(int type,
@@ skipping 11 matching lines @@
 
 #if defined(OS_CHROMEOS)
   scoped_ptr<chromeos::DisplayConfigurationObserver>
       display_configuration_observer_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(ChromeShellDelegate);
 };
 
 #endif  // CHROME_BROWSER_UI_ASH_CHROME_SHELL_DELEGATE_H_