Merge "Allow the default mode for video peek to be undefined" into tm-dev am: a4b0d8af28 am: 74b6e2827c am: 177fe20458

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

Change-Id: I3d316c495bd28ce3fcb0c7c873b09bc20b5dc85c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>