Parse FlexFEC RTP headers in Call and add integration with BWE.

webrtc/test/fuzzers/flexfec_receiver_fuzzer.cc

 /*
  *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #include <algorithm>
 
 #include "webrtc/base/basictypes.h"
 #include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h"
 #include "webrtc/modules/rtp_rtcp/include/flexfec_receiver.h"
 #include "webrtc/modules/rtp_rtcp/source/byte_io.h"
+#include "webrtc/modules/rtp_rtcp/source/rtp_packet_received.h"
 
 namespace webrtc {
 
 namespace {
 class DummyCallback : public RecoveredPacketReceiver {
   bool OnRecoveredPacket(const uint8_t* packet, size_t length) { return true; }
 };
 }  // namespace
 
 void FuzzOneInput(const uint8_t* data, size_t size) {
@@ skipping 27 matching lines @@
     i += packet_length;
     if (i < size && data[i++] % 2 == 0) {
       // Simulate FlexFEC packet.
       ByteWriter<uint16_t>::WriteBigEndian(packet.get() + 2, flexfec_seq_num++);
       ByteWriter<uint32_t>::WriteBigEndian(packet.get() + 8, flexfec_ssrc);
     } else {
       // Simulate media packet.
       ByteWriter<uint16_t>::WriteBigEndian(packet.get() + 2, media_seq_num++);
       ByteWriter<uint32_t>::WriteBigEndian(packet.get() + 8, media_ssrc);
     }
-    receiver.AddAndProcessReceivedPacket(packet.get(), packet_length);
+    RtpPacketReceived parsed_packet;
+    if (parsed_packet.Parse(packet.get(), packet_length)) {
+      receiver.AddAndProcessReceivedPacket(parsed_packet);
+    }
   }
 }
 
 }  // namespace webrtc