Make |rtcp_send_transport| mandatory in FlexfecReceiveStream::Config.

webrtc/call/flexfec_receive_stream.h

Index: webrtc/call/flexfec_receive_stream.h
diff --git a/webrtc/call/flexfec_receive_stream.h b/webrtc/call/flexfec_receive_stream.h
index 20a57f2c150d4e90e919b4f9a6555568e154678f..0040eda36a49f2e96c85a3129c6d032db7b26bdf 100644
--- a/webrtc/call/flexfec_receive_stream.h
+++ b/webrtc/call/flexfec_receive_stream.h
@@ -29,8 +29,16 @@ class FlexfecReceiveStream {
   };
 
   struct Config {
+    Config() = delete;

[philipel, 2016/12/20 12:09:18]

Default ctors are automatically removed if you implement any ctor.

[brandtr, 2016/12/20 12:22:11]

Removed.

+    explicit Config(Transport* rtcp_send_transport)
+        : rtcp_send_transport(rtcp_send_transport) {}
+
     std::string ToString() const;
 
+    // Returns true if all RTP information is available in order to
+    // enable receiving FlexFEC.
+    bool IsCompleteAndEnabled() const;
+
     // Payload type for FlexFEC.
     int payload_type = -1;