Fixed removal of Vibration settings when system does not have vibrator.

Change-Id: I696d65c1b123a7f396a1b8cc995fdd2f6e1748a3
Reviewed-on: http://git-master/r/357350
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Tuan Tran <tutran@nvidia.com>
Tested-by: Tuan Tran <tutran@nvidia.com>
Reviewed-by: Peter Zu <pzu@nvidia.com>