Merge "[RemoteInputView] Reorder fields + clean listener registration APIs" into sc-v2-dev am: 6afd143ea0 am: 9231b6726c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15950145

Change-Id: I063aa224ae43928b255337aa93efe61036f1b49b