[automerger skipped] Merge "DO NOT MERGE: Downbranch don't need this...

[automerger skipped] Merge "DO NOT MERGE: Downbranch don't need this adjustment [Output Switcher] Disable volume when device is selectable in group dialog" into sc-v2-dev am: 0cfbf6e4 am: b5fd2d8e -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16966427

Change-Id: I25bea78c1d50c59ded6ef9856a0beaf6a2ba0417