Merge "libbinder_ndk's addService ((warn_unused_result))" am: f7f4a9afb3 am: 6ea9614349 am: c936e8ad0c

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1579756

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Icfa0f7f02b8489ba50f8d7c59ae1a2b28f00eb9d