Check Classic key before cross-key derivation am: 757aada4 am: 1559b8dd am: fdfa05ae am: 78aa87f7

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/bt/+/12687760

Change-Id: I6776fc9cc097718d7e02571e465f9c299800c9de