Merge "Merge "Handle split to pip if open another fullscreen app case" into...

Merge "Merge "Handle split to pip if open another fullscreen app case" into udc-dev am: dbc02d3f am: 58183d66 am: e0b8e79b" into udc-qpr-dev-plus-aosp am: 1ca2f957

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23467957



Change-Id: Idb6278ff540d6d3f047a6e7b126d5af622040c8f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>