Class android.telecom.Conference

Added Methods
CallEndpoint getCurrentCallEndpoint()  
void onAvailableCallEndpointsChanged(List<CallEndpoint>)  
void onCallEndpointChanged(CallEndpoint)  
void onMuteStateChanged(boolean)  
 

Changed Methods
CallAudioState getCallAudioState() Now deprecated.
 
void onCallAudioStateChanged(CallAudioState) Now deprecated.