Removing unecessary additional lock metadata from QuickSettings user tile.

Change-Id: I89ec94385eb3cdd46ad6942bf8989fb04d5c0370
diff --git a/services/java/com/android/server/am/ActivityManagerService.java b/services/java/com/android/server/am/ActivityManagerService.java
index db64a9a..02640b5 100644
--- a/services/java/com/android/server/am/ActivityManagerService.java
+++ b/services/java/com/android/server/am/ActivityManagerService.java
@@ -14168,7 +14168,7 @@
 
                 // Once the internal notion of the active user has switched, we lock the device
                 // with the option to show the user switcher on the keyguard.
-                mWindowManager.lockNow(LockPatternUtils.USER_SWITCH_LOCK_OPTIONS);
+                mWindowManager.lockNow(null);
 
                 final UserStartedState uss = mStartedUsers.get(userId);