removeRoomLifeCycleObserver abstract method
移除对应的房间状态的监听实例
observer要移除的监听实例
Implementation
void removeRoomLifeCycleObserver(NERoomLifeCycleObserver observer);
移除对应的房间状态的监听实例
observer 要移除的监听实例void removeRoomLifeCycleObserver(NERoomLifeCycleObserver observer);