Merge "Slide in volume rocker in natural rotation only." into sc-v2-dev am:...

Merge "Slide in volume rocker in natural rotation only." into sc-v2-dev am: 44dc1633 am: 29b8dcf8

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14734468

Change-Id: I9b1ab66e29c21d6a94f51c622842859ca1106792