Merge "libbinder_ndk: clarify error prune functions" am: 4447b46bb4 am: 8b3df297e8 am: 7c424fb3b0 am: 1fc3167ca5

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1416528

Change-Id: I8c51b3ab95fcc5fa984cc1f96452961b581d578b