Merge "PiP: Update menu bounds before showing the menu." into sc-dev am: 9b8c0184 am: 30fc7ff9 am: a7b42e7c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15001386

Change-Id: I5d7f567bafcaa8e03258c1e388dbfc51a897d762