Found 2 other functions taking a
tBTA_AV_CO_SINK
argument:
* Function bta_av_co_audio_sink_has_scmst * Description Check if a sink supports SCMS-T * Returns TRUE if the sink supports this CP, FALSE otherwise
* Function bta_av_co_audio_sink_supports_cp * Description Check if a sink supports the current content protection * Returns TRUE if the sink supports this CP, FALSE otherwise