Add user id checks to processUserData To assist with multi-user testing, also process the user's handle in processUserData. In cases where there are multiple users, this will help to verify that the userdata belongs to the correct user. Test: atest RollbackTesti Test: atest MultiUserRollbackTest Bug: 140401995 Change-Id: Ie194eab48b24bed73bb582d9d1e77af715452c03