Fixes issue with accelerators when a menu is open

ash/accelerators/accelerator_handler.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_ACCELERATORS_ACCELERATOR_HANDLER_H_
+#define ASH_ACCELERATORS_ACCELERATOR_HANDLER_H_
+#pragma once
+
+#include "ash/ash_export.h"
+#include "base/message_loop.h"
+
+namespace ash {
+
+#if defined(OS_MACOSX)
+class ASH_EXPORT AcceleratorHandler {
+#else
+class ASH_EXPORT AcceleratorHandler : public MessageLoop::Dispatcher {
+#endif // defined(OS_MACOSX)
+ public:
+  explicit AcceleratorHandler(MessageLoop::Dispatcher* nested_dispatcher);
+
+#if defined(OS_LINUX)

[sky, 2012/01/23 23:14:35]

What about windows?

+  virtual base::MessagePumpDispatcher::DispatchStatus Dispatch(
+      XEvent* xev) OVERRIDE;
+#endif
+ private:

[sky, 2012/01/23 23:14:35]

newline between 25 and 26.

+  MessageLoop::Dispatcher* nested_dispatcher_;
+
+  DISALLOW_COPY_AND_ASSIGN(AcceleratorHandler);
+};
+
+} // namespace ash
+
+#endif // ASH_ACCELERATORS_ACCELERATOR_HANDLER_H_