Android 9.0.0 release 58
Add permission check on onKeyguardVisibilityChanged

Without this permission check any app can toggle the locked state of
keymaster once it has been unlocked for the first time.

Bug: 144285084
Test: Manually tested with debugger that the requred code paths are
      run.

Change-Id: Idb8a200dc2963e1085e9fddd0c565c5172465e65
Merged-In: Idb8a200dc2963e1085e9fddd0c565c5172465e65
(cherry picked from commit 21f452c3722ad7fa39c7d84c4723bcbb723ab164)
(cherry picked from commit 3cac4c660ad0392c34f0c688bfc188a10d4f28d3)
1 file changed