Merge "Fix stashed PiP so it only moves up/down if outside of insets" into...

Merge "Fix stashed PiP so it only moves up/down if outside of insets" into udc-dev am: 378b9f11 am: 2c876fd2 am: ad2d3a51

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23647404



Change-Id: I4eb92356c12969ed880b4070e0fcc4a723e3b9a9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>