Add support for Multi-A2DP state machines per device

Update usage of A2dpService API calls that take BluetoothDevice
as an additional argument. If the BluetoothDevice argument is null,
the API applies to the device that is currently the Active A2DP device.

Bug: 69269748
Test: Code compilation
Change-Id: I5d72393cfd5d485d7135b883860d5a2a07ee188a
Merged-In: I5d72393cfd5d485d7135b883860d5a2a07ee188a
(cherry picked from commit 2c67e9bd3632cf82539266d32c43b3a8582e9e66)
1 file changed
tree: 0a92452a79a70d337747f4677d3882a9cbde0e60
  1. PMC/
  2. sl4n/
  3. UID/
  4. OWNERS
  5. PREUPLOAD.cfg