Add QUIC_VERSION_15 to add a revived_packets set to replace the

net/quic/quic_packet_creator.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/quic_packet_creator.h"
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "net/quic/crypto/quic_random.h"
 #include "net/quic/quic_ack_notifier.h"
@@ skipping 71 matching lines @@
   }
 }
 
 bool QuicPacketCreator::ShouldSendFec(bool force_close) const {
   return fec_group_.get() != NULL && fec_group_->NumReceivedPackets() > 0 &&
       (force_close ||
        fec_group_->NumReceivedPackets() >= options_.max_packets_per_fec_group);
 }
 
 void QuicPacketCreator::MaybeStartFEC() {
-  if (options_.max_packets_per_fec_group > 0 && fec_group_.get() == NULL) {
+  // Don't send FEC until QUIC_VERSION_15.
+  if (framer_->version() > QUIC_VERSION_14 &&
+      options_.max_packets_per_fec_group > 0 && fec_group_.get() == NULL) {
     DCHECK(queued_frames_.empty());
     // Set the fec group number to the sequence number of the next packet.
     fec_group_number_ = sequence_number() + 1;
     fec_group_.reset(new QuicFecGroup());
   }
 }
 
 // Stops serializing version of the protocol in packets sent after this call.
 // A packet that is already open might send kQuicVersionSize bytes less than the
 // maximum packet size if we stop sending version before it is serialized.
@@ skipping 358 matching lines @@
   if (!is_handshake) {
     return;
   }
 
   QuicPaddingFrame padding;
   bool success = AddFrame(QuicFrame(&padding), false);
   DCHECK(success);
 }
 
 }  // namespace net