Merge "Add Rust API for RPC binder." am: 7a82119773 am: 5e9adf8ce2

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2177904

Change-Id: Iefee006112addcf6bf518b3d5b9ba272089dd707
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>