Reorganize the code for checking auth requirement am: 6bacbe90 am: 14f581e9

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/24737504



Change-Id: Ide0d3cc856d60cb2e75c482c8cefc8d8c29afad9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>