Merge "Hide footer in place instead of scrolling it offscreen" into sc-dev am: 01d373ce am: 1247e75b am: c0c55b8b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14391006

Change-Id: I5e94d9938c373280e64a12d209475d2c56e65d6d