Add ArcAuthService to handle IPC request from ARC

components/arc/arc_service_manager.cc

 // Copyright 2015 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 "components/arc/arc_service_manager.h"
 
 #include "base/sequenced_task_runner.h"
 #include "base/thread_task_runner_handle.h"
+#include "components/arc/arc_auth_service.h"
 #include "components/arc/arc_bridge_bootstrap.h"
 #include "components/arc/arc_bridge_service_impl.h"
 #include "components/arc/input/arc_input_bridge.h"
 #include "components/arc/power/arc_power_bridge.h"
 #include "components/arc/settings/arc_settings_bridge.h"
 
 namespace arc {
 
 namespace {
 
 // Weak pointer.  This class is owned by ChromeBrowserMainPartsChromeos.
 ArcServiceManager* g_arc_service_manager = nullptr;
 
 }  // namespace
 
 ArcServiceManager::ArcServiceManager(
-    scoped_ptr<ArcSettingsBridge> settings_bridge)
+    scoped_ptr<ArcSettingsBridge> settings_bridge,
+    scoped_ptr<ArcAuthService> auth_service)
     : arc_bridge_service_(
           new ArcBridgeServiceImpl(ArcBridgeBootstrap::Create())),
-      arc_settings_bridge_(std::move(settings_bridge)) {
+      arc_settings_bridge_(std::move(settings_bridge)),
+      arc_auth_service_(std::move(auth_service)) {
   DCHECK(!g_arc_service_manager);
   arc_input_bridge_ = ArcInputBridge::Create(arc_bridge_service_.get());
   arc_power_bridge_.reset(new ArcPowerBridge(arc_bridge_service_.get()));
   g_arc_service_manager = this;
 
   arc_settings_bridge_->StartObservingBridgeServiceChanges();
+  arc_auth_service_->StartObservingBridgeServiceChanges();
 }
 
 ArcServiceManager::~ArcServiceManager() {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK(g_arc_service_manager == this);
   g_arc_service_manager = nullptr;
 }
 
 // static
 ArcServiceManager* ArcServiceManager::Get() {
   DCHECK(g_arc_service_manager);
   DCHECK(g_arc_service_manager->thread_checker_.CalledOnValidThread());
   return g_arc_service_manager;
 }
 
 ArcBridgeService* ArcServiceManager::arc_bridge_service() {
   DCHECK(thread_checker_.CalledOnValidThread());
   return arc_bridge_service_.get();
 }
 
 }  // namespace arc