Merge "RPC binder: Add comment to RunRpcServerWithFactory" am: 074b68f40e am: 9f9879f5dd

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1885488

Change-Id: I612d5964a8a3c90b3e3cdeb89f5c5afcffe2037d