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

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



Change-Id: Ia9f17fda161a837e58e0a0b09ed774ca1fc9efb2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>