Merge "Refactoring: Audio Routing Handler (Step 7)" into main am: c50f9f89...

Merge "Refactoring: Audio Routing Handler (Step 7)" into main am: c50f9f89 am: 2458494a am: f8886433

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2842915



Change-Id: I405543933b75ad235d908aadf2b86e0d054f7f14
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>