Revert "Add message number constants matching DeleteUser and Del..." am: a509dea343 am: ffbbe860e2 am: 3bfcedaf23 am: 5574801490 am: 599d3e9428

Original change: https://android-review.googlesource.com/c/platform/system/gatekeeper/+/1843815

Change-Id: I07d1fe12f122d7465b6e7a900a993431b74a9e8f