relnote: Remove remaining now unused FEC code from QUIC. Merge internal change: 135007563

net/quic/core/quic_connection.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/core/quic_connection.h"
 
 #include <string.h>
 #include <sys/types.h>
 
 #include <algorithm>
@@ skipping 1400 matching lines @@
 }
 
 void QuicConnection::WriteAndBundleAcksIfNotBlocked() {
   if (!writer_->IsWriteBlocked()) {
     ScopedPacketBundler bundler(this, SEND_ACK_IF_QUEUED);
     OnCanWrite();
   }
 }
 
 bool QuicConnection::ProcessValidatedPacket(const QuicPacketHeader& header) {
-  if (header.fec_flag) {
-    // Drop any FEC packet.
-    return false;
-  }
-
   if (perspective_ == Perspective::IS_SERVER &&
       IsInitializedIPEndPoint(self_address_) &&
       IsInitializedIPEndPoint(last_packet_destination_address_) &&
       (!(self_address_ == last_packet_destination_address_))) {
     if (!FLAGS_quic_allow_server_address_change_for_mapped_ipv4) {
       CloseConnection(QUIC_ERROR_MIGRATING_ADDRESS,
                       "Self address migration is not supported at the server.",
                       ConnectionCloseBehavior::SEND_CONNECTION_CLOSE_PACKET);
       return false;
     }
@@ skipping 1154 matching lines @@
 
 void QuicConnection::CheckIfApplicationLimited() {
   if (queued_packets_.empty() &&
       !sent_packet_manager_->HasPendingRetransmissions() &&
       !visitor_->WillingAndAbleToWrite()) {
     sent_packet_manager_->OnApplicationLimited();
   }
 }
 
 }  // namespace net