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

chrome/browser/ui/ash/launcher/arc_app_deferred_launcher_item_controller.cc

 // 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.
 
 #include "chrome/browser/ui/ash/launcher/arc_app_deferred_launcher_item_controller.h"
 
 #include <memory>
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 14 matching lines @@
 
 ArcAppDeferredLauncherItemController::~ArcAppDeferredLauncherItemController() {
   if (host_)
     host_->Remove(app_id());
 }
 
 base::TimeDelta ArcAppDeferredLauncherItemController::GetActiveTime() const {
   return base::Time::Now() - start_time_;
 }
 
-ash::ShelfAction ArcAppDeferredLauncherItemController::ItemSelected(
-    ui::EventType event_type,
-    int event_flags,
+void ArcAppDeferredLauncherItemController::ItemSelected(
+    std::unique_ptr<ui::Event> event,
     int64_t display_id,
-    ash::ShelfLaunchSource source) {
-  return ash::SHELF_ACTION_NONE;
-}
-
-ash::ShelfAppMenuItemList ArcAppDeferredLauncherItemController::GetAppMenuItems(
-    int event_flags) {
-  // Return an empty item list to avoid showing an application menu.
-  return ash::ShelfAppMenuItemList();
+    ash::ShelfLaunchSource source,
+    const ItemSelectedCallback& callback) {
+  callback.Run(ash::SHELF_ACTION_NONE, std::vector<ash::mojom::MenuItemPtr>());
 }
 
 void ArcAppDeferredLauncherItemController::ExecuteCommand(uint32_t command_id,
-                                                          int event_flags) {
+                                                          int32_t event_flags) {
   // This delegate does not support showing an application menu.
   NOTIMPLEMENTED();
 }
 
 void ArcAppDeferredLauncherItemController::Close() {
   if (host_)
     host_->Close(app_id());
 }