Use mojo Shelf interfaces for both mash and classic ash.

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 "base/strings/utf_string_conversions.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/app_list/arc/arc_app_list_prefs.h"
 #include "chrome/browser/ui/ash/launcher/arc_app_deferred_launcher_controller.h"
@@ skipping 17 matching lines @@
   return base::Time::Now() - start_time_;
 }
 
 ash::ShelfItemDelegate::PerformedAction
 ArcAppDeferredLauncherItemController::ItemSelected(const ui::Event& event) {
   return ash::ShelfItemDelegate::kNoAction;
 }
 
 base::string16 ArcAppDeferredLauncherItemController::GetTitle() {
   ArcAppListPrefs* arc_prefs =
-      ArcAppListPrefs::Get(launcher_controller()->GetProfile());
+      ArcAppListPrefs::Get(launcher_controller()->profile());
   DCHECK(arc_prefs);
   std::unique_ptr<ArcAppListPrefs::AppInfo> app_info = arc_prefs->GetApp(
       ArcAppWindowLauncherController::GetArcAppIdFromShelfAppId(app_id()));
   if (!app_info) {
     NOTREACHED();
     return base::string16();
   }
 
   return base::UTF8ToUTF16(app_info->name);
 }
@@ skipping 33 matching lines @@
 
 ash::ShelfItemDelegate::PerformedAction
 ArcAppDeferredLauncherItemController::Activate(ash::LaunchSource source) {
   return ash::ShelfItemDelegate::kNoAction;
 }
 
 ChromeLauncherAppMenuItems
 ArcAppDeferredLauncherItemController::GetApplicationList(int event_flags) {
   return ChromeLauncherAppMenuItems();
 }