Merge "Do not pass the volume key event to remote sessions" into sc-dev am:...

Merge "Do not pass the volume key event to remote sessions" into sc-dev am: f408df63 am: bdaac481 am: d8351957

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15373618

Change-Id: I5ca353fc72869f2a8ad51ac3a51aaf37804157e8