Merge "Allow the default mode for video peek to be undefined" into tm-dev am: a4b0d8af28 am: a049054cd5 am: 989c896215 am: f1e937ce99

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/18308417

Change-Id: I1a3092594f3c614bee71e6496b24ce398bd5a69a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>