Fixes issue with accelerators when a menu is open

ash/shell.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 ASH_SHELL_H_
 #define ASH_SHELL_H_
 #pragma once
 
 #include <utility>
 #include <vector>
@@ skipping 18 matching lines @@
 }
 namespace views {
 class NonClientFrameView;
 class Widget;
 }
 
 namespace ash {
 
 class AcceleratorController;
 class Launcher;
+class NestedDispatcherController;
 class PowerButtonController;
 class ShellDelegate;
 class VideoDetector;
 class WindowCycleController;
 
 namespace internal {
 class ActivationController;
 class AcceleratorFilter;
 class AppList;
 class DragDropController;
@@ skipping 113 matching lines @@
   // Sets the LayoutManager of the container with the specified id to NULL. This
   // has the effect of deleting the current LayoutManager.
   void ResetLayoutManager(int container_id);
 
   static Shell* instance_;
 
   std::vector<WindowAndBoundsPair> to_restore_;
 
   base::WeakPtrFactory<Shell> method_factory_;
 
+  scoped_ptr<NestedDispatcherController> nested_dispatcher_controller_;
+
   scoped_ptr<AcceleratorController> accelerator_controller_;
 
   scoped_ptr<ShellDelegate> delegate_;
 
   scoped_ptr<Launcher> launcher_;
 
   scoped_ptr<internal::AppList> app_list_;
 
   scoped_ptr<internal::StackingController> stacking_controller_;
   scoped_ptr<internal::ActivationController> activation_controller_;
@@ skipping 20 matching lines @@
 
   // Status area with clock, Wi-Fi signal, etc.
   views::Widget* status_widget_;
 
   DISALLOW_COPY_AND_ASSIGN(Shell);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELL_H_