Update NotificationListenerService API

Change-Id: I09089bf5063031c08e67a5e63e2997f8df727bfd
diff --git a/src/com/android/settings/notification/NotificationStation.java b/src/com/android/settings/notification/NotificationStation.java
index 3f37f6d..2471801 100644
--- a/src/com/android/settings/notification/NotificationStation.java
+++ b/src/com/android/settings/notification/NotificationStation.java
@@ -74,10 +74,6 @@
 
     private NotificationListenerService mListener = new NotificationListenerService() {
         @Override
-        public void onListenerConnected(String[] notificationKeys) {
-            // noop
-        }
-        @Override
         public void onNotificationPosted(StatusBarNotification notification) {
             Log.v(TAG, "onNotificationPosted: " + notification);
             final Handler h = getListView().getHandler();