Merge "Implement Send trait for Binder<T>" am: a7e3f1d7f5 am: 5f3d7a1b60 am: 348c58c5df

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1395928

Change-Id: I0912c5d768dbabd8e35070e885ecf47e8fc817bd