Merge "Fix split to pip with home-key not dismissing split properly" into udc-dev am: bb5a8af4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23599962



Change-Id: Icbb09b72cbae00056cc06770fe640d486a6e9749
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>