The anchors are, in practice, always Views, but they may end up being virtual views in the future, so we should have this done right. Also cleaning up picture in picture mode. I don't know why I made it a separate boolean when I already had the boolean properties. Bug: 70730136 Test: A11y unit tests and CTS Change-Id: I916ec066dff12fab8b586371452b728af6be1271