Wires up InputDeviceClient for mash/mushrome

ash/mus/window_manager.h

 // Copyright 2015 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_MUS_WINDOW_MANAGER_H_
 #define ASH_MUS_WINDOW_MANAGER_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 14 matching lines @@
 }
 
 namespace display {
 class Display;
 }
 
 namespace service_manager {
 class Connector;
 }
 
+namespace ui {
+class InputDeviceClient;
+}
+
 namespace views {
 class PointerWatcherEventRouter;
 }
 
 namespace wm {
 class WMState;
 }
 
 namespace ash {
 
@@ skipping 173 matching lines @@
   // ShellDelegateMus is used.
   std::unique_ptr<ShellDelegate> shell_delegate_;
 
   // See ShellPortMash's constructor for details. Tests may set to false.
   bool create_session_state_delegate_stub_for_test_ = true;
 
   // State that is only valid during a drag.
   struct DragState;
   std::unique_ptr<DragState> drag_state_;
 
+  std::unique_ptr<ui::InputDeviceClient> input_device_client_;
+
   DISALLOW_COPY_AND_ASSIGN(WindowManager);
 };
 
 }  // namespace mus
 }  // namespace ash
 
 #endif  // ASH_MUS_WINDOW_MANAGER_H_