Merge "Add DeathRecipient and IBinder to public_api." am: 2a78ffe757 am: 15010434fd am: 3870aae90e

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1619403

Change-Id: I60ddbf3d9ae36580d0de09d34fc344b47efd0344