2127   auto matching_stream = recv_streams_.find(ssrc);  in SetFrameDecryptor()  local
2128   if (matching_stream != recv_streams_.end()) {  in SetFrameDecryptor()
2129     matching_stream->second->SetFrameDecryptor(frame_decryptor);  in SetFrameDecryptor()
2141   auto matching_stream = send_streams_.find(ssrc);  in SetFrameEncryptor()  local
2142   if (matching_stream != send_streams_.end()) {  in SetFrameEncryptor()
2143     matching_stream->second->SetFrameEncryptor(frame_encryptor);  in SetFrameEncryptor()
2459   auto matching_stream = send_streams_.find(ssrc);  in SetEncoderToPacketizerFrameTransformer()  local
2460   if (matching_stream == send_streams_.end()) {  in SetEncoderToPacketizerFrameTransformer()
2465   matching_stream->second->SetEncoderToPacketizerFrameTransformer(  in SetEncoderToPacketizerFrameTransformer()
2473   auto matching_stream = recv_streams_.find(ssrc);  in SetDepacketizerToDecoderFrameTransformer()  local
2474   if (matching_stream == recv_streams_.end()) {  in SetDepacketizerToDecoderFrameTransformer()
2479   matching_stream->second->SetDepacketizerToDecoderFrameTransformer(  in SetDepacketizerToDecoderFrameTransformer()