Simplify public interface of ProducerFec.

webrtc/test/fuzzers/producer_fec_fuzzer.cc

 /*
  *  Copyright (c) 2015 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.
  */
 
@@ skipping 35 matching lines @@
     std::unique_ptr<RedPacket> red_packet = ProducerFec::BuildRedPacket(
         packet.get(), payload_size, rtp_header_length, kRedPayloadType);
     const bool protect = data[i++] % 2 == 1;
     if (protect) {
       producer.AddRtpPacketAndGenerateFec(packet.get(), payload_size,
                                           rtp_header_length);
     }
     const size_t num_fec_packets = producer.NumAvailableFecPackets();
     if (num_fec_packets > 0) {
       std::vector<std::unique_ptr<RedPacket>> fec_packets =
-          producer.GetFecPacketsAsRed(kRedPayloadType, kFecPayloadType, 100,
-                                      rtp_header_length);
+          producer.GetUlpfecPacketsAsRed(kRedPayloadType, kFecPayloadType, 100,
+                                         rtp_header_length);
       RTC_CHECK_EQ(num_fec_packets, fec_packets.size());
     }
   }
 }
 }  // namespace webrtc