Rename "managed (mode|user)" to "supervised user" (part 9)

ash/system/chromeos/supervised/tray_supervised_user.cc

Index: ash/system/chromeos/supervised/tray_supervised_user.cc
diff --git a/ash/system/chromeos/supervised/tray_supervised_user.cc b/ash/system/chromeos/supervised/tray_supervised_user.cc
index e18a4fd12619f2d98793b66c76e2645f4207459f..f85d0fe5df9d9dc4b13cfe71a090b7b8c7c429de 100644
--- a/ash/system/chromeos/supervised/tray_supervised_user.cc
+++ b/ash/system/chromeos/supervised/tray_supervised_user.cc
@@ -51,7 +51,7 @@ views::View* TraySupervisedUser::CreateDefaultView(
   if (status != ash::user::LOGGED_IN_SUPERVISED)
     return NULL;
 
-  tray_view_ = new LabelTrayView(this, IDR_AURA_UBER_TRAY_MANAGED_USER);
+  tray_view_ = new LabelTrayView(this, IDR_AURA_UBER_TRAY_SUPERVISED_USER);
   UpdateMessage();
   return tray_view_;
 }
@@ -84,7 +84,7 @@ void TraySupervisedUser::CreateOrUpdateNotification(
           kNotificationId,
           base::string16() /* no title */,
           new_message,
-          bundle.GetImageNamed(IDR_AURA_UBER_TRAY_MANAGED_USER),
+          bundle.GetImageNamed(IDR_AURA_UBER_TRAY_SUPERVISED_USER),
           system_notifier::kNotifierSupervisedUser,
           base::Closure() /* null callback */));
   message_center::MessageCenter::Get()->AddNotification(notification.Pass());