Remove unused ArcUserDataService.

chrome/browser/chromeos/arc/arc_service_launcher.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/chromeos/arc/arc_service_launcher.h"
 
 #include <utility>
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
@@ skipping 18 matching lines @@
 #include "components/arc/clipboard/arc_clipboard_bridge.h"
 #include "components/arc/crash_collector/arc_crash_collector_bridge.h"
 #include "components/arc/ime/arc_ime_service.h"
 #include "components/arc/intent_helper/arc_intent_helper_bridge.h"
 #include "components/arc/kiosk/arc_kiosk_bridge.h"
 #include "components/arc/metrics/arc_metrics_service.h"
 #include "components/arc/net/arc_net_host_impl.h"
 #include "components/arc/obb_mounter/arc_obb_mounter_bridge.h"
 #include "components/arc/power/arc_power_bridge.h"
 #include "components/arc/storage_manager/arc_storage_manager.h"
-#include "components/arc/user_data/arc_user_data_service.h"
 #include "components/prefs/pref_member.h"
 #include "content/public/browser/browser_thread.h"
 #include "ui/arc/notification/arc_notification_manager.h"
 
 namespace arc {
 namespace {
 
 // ChromeBrowserMainPartsChromeos owns.
 ArcServiceLauncher* g_arc_service_launcher = nullptr;
 
@@ skipping 96 matching lines @@
 
 void ArcServiceLauncher::Shutdown() {
   DCHECK(arc_service_manager_);
   // Destroy in the reverse order of the initialization.
   arc_service_manager_->Shutdown();
   arc_session_manager_.reset();
   arc_service_manager_.reset();
 }
 
 }  // namespace arc