Add ARC++ kiosk menu items and ability to start kiosk session.

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 a342fc0878629bbb990c39a4211cd71a78bb7bc8..6e8b179def052d642b329c9b96922fb857805f4d 100644
--- a/chrome/browser/chromeos/arc/arc_auth_service.cc
+++ b/chrome/browser/chromeos/arc/arc_auth_service.cc
@@ -433,9 +433,10 @@ void ArcAuthService::OnRobotAuthCodeFetched(
     return;
   }
 
-  account_info_notifier_->Notify(
-      !IsOptInVerificationDisabled(), robot_auth_code,
-      mojom::ChromeAccountType::ROBOT_ACCOUNT, false);
+  account_info_notifier_->Notify(!IsOptInVerificationDisabled(),
+                                 robot_auth_code,
+                                 mojom::ChromeAccountType::ROBOT_ACCOUNT,
+                                 policy_util::IsAccountManaged(profile_));
   account_info_notifier_.reset();
 }
 
@@ -473,7 +474,9 @@ void ArcAuthService::OnSignInComplete() {
     return;
 
   profile_->GetPrefs()->SetBoolean(prefs::kArcSignedIn, true);
-  if (!IsOptInVerificationDisabled()) {
+  // Don't show Play Store app for ARC Kiosk because the only one UI in kiosk
+  // mode must be the kiosk app and device is not needed for opt-in.
+  if (!IsOptInVerificationDisabled() && !IsArcKioskMode()) {
     playstore_launcher_.reset(
         new ArcAppLauncher(profile_, kPlayStoreAppId, true));
   }