Merge "libbinder: RPC node toString" am: 857cd25e3d am: dab18fe82e am: bb80aec01e

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2154254

Change-Id: Ia32728eaac1e6f1e6bcd271aa1c3d0c9d3eab0ef
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>