Merge "Register only one binder listener and keep a map of listener to...

Merge "Register only one binder listener and keep a map of listener to executor." into tm-dev am: 6504cbee am: a0783d54

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16995285

Change-Id: Ic8f7ae46affe780dc5fe9e4afaafe6e872a74fc5