arc: Use location service consent.

chrome/browser/chromeos/arc/arc_auth_service.cc

Index: chrome/browser/chromeos/arc/arc_auth_service.cc
diff --git a/chrome/browser/chromeos/arc/arc_auth_service.cc b/chrome/browser/chromeos/arc/arc_auth_service.cc
index c20b7401e98994688138b9c3ba3d02006c883521..ea1b89c48fc05ed35d8cbbaf78eb4d1799e9df4b 100644
--- a/chrome/browser/chromeos/arc/arc_auth_service.cc
+++ b/chrome/browser/chromeos/arc/arc_auth_service.cc
@@ -125,6 +125,7 @@ void ArcAuthService::RegisterProfilePrefs(
       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
   registry->RegisterBooleanPref(prefs::kArcSignedIn, false);
   registry->RegisterBooleanPref(prefs::kArcBackupRestoreEnabled, true);
+  registry->RegisterBooleanPref(prefs::kArcLocationServiceEnabled, true);
 }
 
 // static
@@ -255,6 +256,8 @@ void ArcAuthService::OnSignInComplete() {
   UpdateProvisioningTiming(base::Time::Now() - sign_in_time_, true,
                            IsAccountManaged(profile_));
   UpdateProvisioningResultUMA(ProvisioningResult::SUCCESS);
+
+  FOR_EACH_OBSERVER(Observer, observer_list_, OnInitialStart());
 }
 
 void ArcAuthService::OnSignInFailed(arc::mojom::ArcSignInFailureReason reason) {