Moves AcceleratorController from Shell to WmShell

ash/mus/bridge/wm_shell_mus.h

 // Copyright 2016 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_BRIDGE_WM_SHELL_MUS_H_
 #define ASH_MUS_BRIDGE_WM_SHELL_MUS_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <vector>
 
 #include "ash/common/wm_shell.h"
 #include "base/macros.h"
 #include "base/observer_list.h"
 #include "services/ui/public/cpp/window_tree_client_observer.h"
 
 namespace shell {
 class Connector;
 }
 
 namespace ui {
 class WindowTreeClient;
 }
 
 namespace ash {
 namespace mus {
 
+class AcceleratorControllerDelegateMus;
 class WmRootWindowControllerMus;
 class WmWindowMus;
 
 // WmShell implementation for mus.
 class WmShellMus : public WmShell, public ::ui::WindowTreeClientObserver {
  public:
   WmShellMus(std::unique_ptr<ShellDelegate> shell_delegate,
              ::ui::WindowTreeClient* client);
   ~WmShellMus() override;
 
@@ skipping 56 matching lines @@
 
   // ::ui::WindowTreeClientObserver:
   void OnWindowTreeFocusChanged(::ui::Window* gained_focus,
                                 ::ui::Window* lost_focus) override;
   void OnDidDestroyClient(::ui::WindowTreeClient* client) override;
 
   ::ui::WindowTreeClient* client_;
 
   std::vector<WmRootWindowControllerMus*> root_window_controllers_;
 
+  std::unique_ptr<AcceleratorControllerDelegateMus>
+      accelerator_controller_delegate_;
   std::unique_ptr<SessionStateDelegate> session_state_delegate_;
 
   base::ObserverList<WmActivationObserver> activation_observers_;
 
   DISALLOW_COPY_AND_ASSIGN(WmShellMus);
 };
 
 }  // namespace mus
 }  // namespace ash
 
 #endif  // ASH_MUS_BRIDGE_WM_SHELL_MUS_H_