Merge "client audio: Fix flaky unit test" into tm-qpr-dev

  const void* Acquire(bool is_broadcasting_session_type);

  bool InitAudioSinkThread(const std::string name);

  bluetooth::common::MessageLoopThread* worker_thread_;

  bluetooth::common::MessageLoopThread* worker_thread_ = nullptr;

 private:

  bool SinkOnResumeReq(bool start_media_task);

  bluetooth::common::RepeatingTimer audio_timer_;

  LeAudioCodecConfiguration source_codec_config_;

  LeAudioClientAudioSinkReceiver* audioSinkReceiver_;

  LeAudioClientAudioSinkReceiver* audioSinkReceiver_ = nullptr;

  bluetooth::audio::le_audio::LeAudioClientInterface::Sink*

      sinkClientInterface_;

      sinkClientInterface_ = nullptr;

  /* Guard audio sink receiver mutual access from stack with internal mutex */

  std::mutex sinkInterfaceMutex_;

  bool SourceOnSuspendReq();

  bool SourceOnMetadataUpdateReq(const sink_metadata_t& sink_metadata);

  LeAudioClientAudioSourceReceiver* audioSourceReceiver_;

  LeAudioClientAudioSourceReceiver* audioSourceReceiver_ = nullptr;

  bluetooth::audio::le_audio::LeAudioClientInterface::Source*

      sourceClientInterface_;

      sourceClientInterface_ = nullptr;

};

class LeAudioUnicastClientAudioSource : public LeAudioClientAudioSource {