Merge "Fix not auto pip after swipe split pair to home" into udc-dev am:...

Merge "Fix not auto pip after swipe split pair to home" into udc-dev am: 64d7bea9 am: a2f5366f am: a8d52203 am: 978bbe3f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23484433



Change-Id: I974ffc3cbc636e31eaaa483db96773ec57f98510
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>