Merge "libbinder: service specific error docs" am: 668b7f7184 am: 939d6d34c6 am: 3b49f1aa02

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1673454

Change-Id: I6d85a7faea3fad3d20c9f8c9d2e4580f08e9f3c1