Require permission to unlock keyguard

Bug: 288896339
Test: Manual, verify that the app which can be found on the bug can no longer call
keyguardGoingAway successfully


Require permission to unlock keyguard

Bug: 288896339
Test: Manual, verify that the app which can be found on the bug can no longer call
keyguardGoingAway successfully
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:bd2aa5d309c5bf8e73161975bd5aba7945b25e84)
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:ef1345d278bd2a8944c6362bf65cff7305ca6fc5)
Merged-In: I7ba7e56f954c8e6f1f734311f735215918975bc6
Change-Id: I7ba7e56f954c8e6f1f734311f735215918975bc6