Revert "Always use audio_configuration_changed_cb_ to notify the..." Revert submission 22241290-bluetooth_prebuilt_340690170 Reason for revert: Droidfood blockinbg bug: b/281493813 Reverted changes: /q/submissionid:22241290-bluetooth_prebuilt_340690170 (cherry picked from https://googleplex-android-review.googlesource.com/q/commit:ee00eaf7f22aa723647ebe52b7afbc4bb3431001) Merged-In: Idbe71c36c8649a8d00792668dfd9ebfa1708028f Change-Id: Idbe71c36c8649a8d00792668dfd9ebfa1708028f