Merge "Don't move PiP towards a corner after user manually moved it." into tm-qpr-dev am: 77f5aecbb2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20592536

Change-Id: Ica5cd46bdd3d4f836ef454264f887064dcdb7a9f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>