Merge "libbinder: Add test for null non-nullable binder return" am: 8accb650...

Merge "libbinder: Add test for null non-nullable binder return" am: 8accb650 am: ff00dd4f am: d5dae417 am: ea0f6b69

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2136975



Change-Id: I9e4e9d9355c79046c8af5393d96824e4c7022ae0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>