Let CreateVideoDecoder take a cricket::VideoCodec.

webrtc/sdk/objc/Framework/Classes/VideoToolbox/objc_video_decoder_factory.mm

 /*
  *  Copyright 2017 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 85 matching lines @@
 
 ObjCVideoDecoderFactory::ObjCVideoDecoderFactory(id<RTCVideoDecoderFactory> decoder_factory)
     : decoder_factory_(decoder_factory) {}
 
 ObjCVideoDecoderFactory::~ObjCVideoDecoderFactory() {}
 
 id<RTCVideoDecoderFactory> ObjCVideoDecoderFactory::wrapped_decoder_factory() const {
   return decoder_factory_;
 }
 
-VideoDecoder *ObjCVideoDecoderFactory::CreateVideoDecoder(VideoCodecType type) {
-  const char *codec_name = CodecTypeToPayloadString(type);
-
-  NSString *codecName = [NSString stringWithUTF8String:codec_name];
+VideoDecoder *ObjCVideoDecoderFactory::CreateVideoDecoderWithParams(
+    const cricket::VideoCodec &codec, cricket::VideoDecoderParams params) {
+  NSString *codecName = [NSString stringWithUTF8String:codec.name.c_str()];
   for (RTCVideoCodecInfo *codecInfo in decoder_factory_.supportedCodecs) {
     if ([codecName isEqualToString:codecInfo.name]) {
       id<RTCVideoDecoder> decoder = [decoder_factory_ createDecoder:codecInfo];
       return new ObjCVideoDecoder(decoder);
     }
   }
 
   return nullptr;
 }
 
 void ObjCVideoDecoderFactory::DestroyVideoDecoder(VideoDecoder *decoder) {
   delete decoder;
   decoder = nullptr;
 }
 
 }  // namespace webrtc