cros: Merge SystemTrayDelegate::GetUserLoginStatus

ash/session/session_controller.cc

Index: ash/session/session_controller.cc
diff --git a/ash/session/session_controller.cc b/ash/session/session_controller.cc
index 1e12bb17edc42171f5c4977b42b434a30c7eca74..a4edf2dbaa6627e03a1d2e76f38ef522fe58744f 100644
--- a/ash/session/session_controller.cc
+++ b/ash/session/session_controller.cc
@@ -146,6 +146,15 @@ bool SessionController::IsUserChild() const {
   return active_user_type == user_manager::USER_TYPE_CHILD;
 }
 
+bool SessionController::IsKioskSession() const {
+  if (!IsActiveUserSessionStarted())
+    return false;
+
+  user_manager::UserType active_user_type = GetUserSession(0)->type;
+  return active_user_type == user_manager::USER_TYPE_KIOSK_APP ||
+         active_user_type == user_manager::USER_TYPE_ARC_KIOSK_APP;
+}
+
 void SessionController::LockScreen() {
   if (client_)
     client_->RequestLockScreen();