Revert "UserControllerTest: set default flags"

Revert submission 25706335-message_queue_tail_tracking

Reason for revert: <Test Revert b/318606175>

Reverted changes: /q/submissionid:25706335-message_queue_tail_tracking

Change-Id: I1063807b913c0a3efc22b723710eb9644b80cf9c
1 file changed