Adds an internal server and chromium's flag for disabling/enabling FEC

net/quic/quic_config.h

Index: net/quic/quic_config.h
diff --git a/net/quic/quic_config.h b/net/quic/quic_config.h
index 5c8657272b7aba2160b8d95a23b482ffb238e2a8..376b2b05896f60893eb007dbdbd0b25a35cd52c8 100644
--- a/net/quic/quic_config.h
+++ b/net/quic/quic_config.h
@@ -269,6 +269,10 @@ class NET_EXPORT_PRIVATE QuicConfig {
 
   QuicTagVector ReceivedConnectionOptions() const;
 
+  bool HasSendConnectionOptions() const;
+
+  QuicTagVector SendConnectionOptions() const;
+
   void SetLossDetectionToSend(QuicTag loss_detection);
 
   bool HasReceivedLossDetection() const;
@@ -359,7 +363,7 @@ class NET_EXPORT_PRIVATE QuicConfig {
 
   // Congestion control feedback type.
   QuicNegotiableTag congestion_feedback_;
-  // Congestion control option.
+  // Connection options.
   QuicFixedTagVector connection_options_;
   // Loss detection feedback type.
   QuicFixedTag loss_detection_;