DO NOT MERGE: Cherry-pick misc fixes to AOSP

Remove wrapper for BluetoothA2dp

Remove BluetoothA2dpWrapper,
Use BluetoothA2dp to replace all of them.

Bug: 76167422
Test: RunSettingsLibRoboTests

Remove wrapper for LocationManager

Remove LocationManagerWrapper from SettingsLib

Bug: 76167422
Test: RunSettingsLibRoboTests
6 files changed