179 struct StreamSelector {  struct
180   explicit StreamSelector(uint32_t ssrc) : ssrc(ssrc) {}  in StreamSelector()  argument
182   StreamSelector(const std::string& groupid,  in StreamSelector()  argument
228       const StreamSelector& selector, StreamParams* stream);
230       const StreamSelector& selector, StreamParams* stream);
232       const StreamSelector& selector, StreamParams* stream);
238   bool RemoveAudioStream(const StreamSelector& selector);
239   bool RemoveVideoStream(const StreamSelector& selector);
240   bool RemoveDataStream(const StreamSelector& selector);
252   StaticVideoView(const StreamSelector& selector,  in StaticVideoView()
261   StreamSelector selector;
299                                      const StreamSelector& selector) {  in GetStream()
316                   const StreamSelector& selector) {  in RemoveStream()