Reland of H.264 packetization mode 0 (try 3)

webrtc/media/base/codec.h

 /*
  *  Copyright (c) 2004 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 166 matching lines @@
     CODEC_ULPFEC,
     CODEC_FLEXFEC,
     CODEC_RTX,
   };
 
   CodecType GetCodecType() const;
   // Validates a VideoCodec's payload type, dimensions and bitrates etc. If they
   // don't make sense (such as max < min bitrate), and error is logged and
   // ValidateCodecFormat returns false.
   bool ValidateCodecFormat() const;
+
+ private:
+  void SetDefaultParameters();
 };
 
 struct DataCodec : public Codec {
   DataCodec(int id, const std::string& name);
   DataCodec();
   DataCodec(const DataCodec& c);
   DataCodec(DataCodec&& c);
   virtual ~DataCodec() = default;
 
   DataCodec& operator=(const DataCodec& c);
@@ skipping 20 matching lines @@
 bool HasTransportCc(const Codec& codec);
 // Returns the first codec in |supported_codecs| that matches |codec|, or
 // nullptr if no codec matches.
 const VideoCodec* FindMatchingCodec(
     const std::vector<VideoCodec>& supported_codecs,
     const VideoCodec& codec);
 
 }  // namespace cricket
 
 #endif  // WEBRTC_MEDIA_BASE_CODEC_H_