Merge "binderRpcTest: conditional experimental protocol" into main am: c699f8ff06

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2794512

Change-Id: I74d9cc2846a676ee02fcc8a2d76c73afd2b0e4b5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>