Merge "libbinder: RPC node toString" am: 857cd25e3d am: dab18fe82e am: bb80aec01e am: b0ca1b7768

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

Change-Id: I13633d28eaac15d8ad03e2857e46c7729a2f0ab5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>