Merge "libbinder_ndk: nice dup operator" am: 9b5c8c3222 am: 64d371493c am: 3ad0aa3e01

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1897159

Change-Id: I3afc6d532fb7af355e9657c1271160bdba44969b