[MediaProjection] Re-show permission dialog when token reuse am: 0a66fbb6...

[MediaProjection] Re-show permission dialog when token reuse am: 0a66fbb6 am: bb6d3774 am: 9cbeec32

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21699413



Change-Id: Ie4a7b03ffb4f4ce7eeaa80316132b577894f847a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>