Merge "libbinder - avoid pthread_cond_broadcast per call" am: ff30b34cd2 am: dcb3e949ae am: 6d82be7222

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1552572

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I70eca7ad29e9214d81bae8f13529f25f4642f267