arc: add enterprise_reporting.mojom interface.

components/arc/arc_service_manager.cc

Index: components/arc/arc_service_manager.cc
diff --git a/components/arc/arc_service_manager.cc b/components/arc/arc_service_manager.cc
index 48de389a758f3c969ed72d21adc7b10c176d22c7..21b8f37cf06f0d0a3faf2346b632844d92ca8598 100644
--- a/components/arc/arc_service_manager.cc
+++ b/components/arc/arc_service_manager.cc
@@ -100,8 +100,8 @@ void ArcServiceManager::OnPrimaryUserProfilePrepared(
     std::unique_ptr<BooleanPrefMember> arc_enabled_pref) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
-  AddService(base::WrapUnique(new ArcUserDataService(
-      arc_bridge_service(), std::move(arc_enabled_pref), account_id)));
+  arc_user_data_service_.reset(new ArcUserDataService(arc_bridge_service(),
+      std::move(arc_enabled_pref), account_id));
 
   AddService(base::WrapUnique(
       new ArcNotificationManager(arc_bridge_service(), account_id)));
@@ -110,6 +110,7 @@ void ArcServiceManager::OnPrimaryUserProfilePrepared(
 void ArcServiceManager::Shutdown() {
   icon_loader_ = nullptr;
   activity_resolver_ = nullptr;
+  arc_user_data_service_ = nullptr;
   services_.clear();
 }