mash: Use mojo for ShelfItemDelegate and [app] MenuItem.

ash/shell.cc

 // 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.
 
 #include "ash/shell.h"
 
 #include <algorithm>
 #include <string>
 #include <utility>
 
 #include "ash/accelerators/accelerator_controller_delegate_aura.h"
 #include "ash/accelerators/accelerator_delegate.h"
 #include "ash/accelerators/magnifier_key_scroller.h"
 #include "ash/accelerators/spoken_feedback_toggler.h"
 #include "ash/app_list/app_list_delegate_impl.h"
 #include "ash/aura/wm_shell_aura.h"
 #include "ash/autoclick/autoclick_controller.h"
 #include "ash/common/accelerators/accelerator_controller.h"
 #include "ash/common/ash_constants.h"
 #include "ash/common/frame/custom_frame_view_ash.h"
 #include "ash/common/gpu_support.h"
 #include "ash/common/keyboard/keyboard_ui.h"
 #include "ash/common/login_status.h"
 #include "ash/common/session/session_state_delegate.h"
 #include "ash/common/shelf/app_list_shelf_item_delegate.h"
 #include "ash/common/shelf/shelf_delegate.h"
-#include "ash/common/shelf/shelf_item_delegate.h"
 #include "ash/common/shelf/shelf_model.h"
 #include "ash/common/shelf/wm_shelf.h"
 #include "ash/common/shell_delegate.h"
 #include "ash/common/system/chromeos/bluetooth/bluetooth_notification_controller.h"
 #include "ash/common/system/chromeos/network/sms_observer.h"
 #include "ash/common/system/chromeos/power/power_status.h"
 #include "ash/common/system/status_area_widget.h"
 #include "ash/common/system/tray/system_tray_delegate.h"
 #include "ash/common/wallpaper/wallpaper_delegate.h"
 #include "ash/common/wm/container_finder.h"
@@ skipping 913 matching lines @@
 std::unique_ptr<ui::EventTargetIterator> Shell::GetChildIterator() const {
   return std::unique_ptr<ui::EventTargetIterator>();
 }
 
 ui::EventTargeter* Shell::GetEventTargeter() {
   NOTREACHED();
   return nullptr;
 }
 
 }  // namespace ash