52 using LockGuard = std::lock_guard<std::mutex>;  typedef
112   LockGuard lock(delegate_mutex_);  in SetDelegate()
117   LockGuard lock(mutex_);  in Enable()
122   LockGuard lock(mutex_);  in Disable()
130   LockGuard lock(mutex_);  in GetPlayStatusResponse()
148   LockGuard lock(mutex_);  in ListPlayerAppAttrResponse()
171   LockGuard lock(mutex_);  in GetPlayerAppValueResponse()
182   LockGuard lock(mutex_);  in GetPlayerAppAttrTextResponse()
194   LockGuard lock(mutex_);  in GetPlayerAppValueTextResponse()
206   LockGuard lock(mutex_);  in GetElementAttrResponse()
217   LockGuard lock(mutex_);  in SetPlayerAppValueResponse()
229   LockGuard lock(mutex_);  in RegisterNotificationResponse()
239   LockGuard lock(mutex_);  in SetVolume()
248   LockGuard lock(delegate_mutex_);  in RemoteFeaturesCallback()
255   LockGuard lock(delegate_mutex_);  in GetPlayStatusCallback()
261   LockGuard lock(delegate_mutex_);  in ListPlayerAppAttrCallback()
268   LockGuard lock(delegate_mutex_);  in ListPlayerAppValuesCallback()
283   LockGuard lock(delegate_mutex_);  in GetPlayerAppValueCallback()
297   LockGuard lock(delegate_mutex_);  in GetPlayerAppAttrsTextCallback()
311   LockGuard lock(delegate_mutex_);  in GetPlayerAppValuesTextCallback()
325   LockGuard lock(delegate_mutex_);  in SetPlayerAppValueCallback()
338   LockGuard lock(delegate_mutex_);  in GetElementAttrCallback()
346   LockGuard lock(delegate_mutex_);  in RegisterNotificationCallback()
355   LockGuard lock(delegate_mutex_);  in VolumeChangeCallback()
362   LockGuard lock(delegate_mutex_);  in PassthroughCmdCallback()