[automerger skipped] Merge "Move floating rotation button handling to Launcher" into sc-v2-dev am: 1aef5f62a1 am: 13e7f636bc -s ours

am skip reason: Merged-In I0619acd9d24eb4ba36bdb601517f9a8370ee999a with SHA-1 f5e5150bdb is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16101761

Change-Id: I3f627d367d4cb006d0fbe2c92cd6d9ab9f7aadc1