Merge "libbinder_ndk: clarify onBinderDied/unlinkToDeath interaction" am: 5c1459c010 am: d8fbd43e85 am: 1b17202c2d

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2333969

Change-Id: I38bb262b8d18b6282a7dae01d86db61dd0ec2c6b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>