Merge "Protect GrantCredentialsPermissionActivity against overlay. am: f45dcfe1f5 am: 3f47c701f1 am: 765788de9a am: 3be814cbff am: b348567101" into rvc-qpr-dev-plus-aosp am: af92b87448

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13029378

Change-Id: Ie8f7611e411f7b980e84821a715029c3f11f5aaf