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: ffbdbd26

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

Change-Id: I2945442df3e75f22f8e70c73f2d5c4224894ae3e