Do not play sounds or vibes for background users' notifications.

USER_ALL notifications will still play/vibe for any user.

Change-Id: Ie8cc69bd1541193ed9c4207ef38a8d4898af0a9d

Author: dsandler

services/java/com/android/server/NotificationManagerService.java

@@ -1047,6 +1047,7 @@ public void enqueueNotificationInternal(String pkg, int callingUid, int callingP
             if (((mDisabledNotifications & StatusBarManager.DISABLE_NOTIFICATION_ALERTS) == 0)
                     && (!(old != null
                         && (notification.flags & Notification.FLAG_ONLY_ALERT_ONCE) != 0 ))
+                    && (r.userId == UserHandle.USER_ALL || r.userId == userId)
                     && mSystemReady) {
 
                 final AudioManager audioManager = (AudioManager) mContext