[automerger skipped] Merge "PiP: Hide menu when resize starts." into rvc-qpr-dev am: 3ed72f5a1f am: 5582198582 -s ours

am skip reason: Change-Id If32aacc7e8d8f6784ad7fb83be14a8ba93c3491f with SHA-1 90ddc7bd97 is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12495828

Change-Id: I95ad0808760fed444f54b37744c8240faef1dd8c