Merge "Do not letterbox the activity in PiP mode" into udc-dev am: 41667fa9...

Merge "Do not letterbox the activity in PiP mode" into udc-dev am: 41667fa9 am: de50e754 am: 3840f951

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23503609



Change-Id: I3f44be0e575d762c4917d53c6b284d7552944423
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>