Merge "Introduce public APIs to check whether a remote bluetooth headset supports voice recognition as well as echo cancellation and/or noise reduction via the AT+BRSF bitmask" am: 1fb7770381

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1527769

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I5fbc310b5e64deea669ba91b15dc603c801a0c6d