Refactoring: Hide VideoCodec.codecSpecific as "private"

webrtc/video/video_receive_stream.cc

 /*
  *  Copyright (c) 2013 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 142 matching lines @@
     codec.codecType = kVideoCodecVP8;
   } else if (decoder.payload_name == "VP9") {
     codec.codecType = kVideoCodecVP9;
   } else if (decoder.payload_name == "H264") {
     codec.codecType = kVideoCodecH264;
   } else {
     codec.codecType = kVideoCodecGeneric;
   }
 
   if (codec.codecType == kVideoCodecVP8) {
-    codec.codecSpecific.VP8 = VideoEncoder::GetDefaultVp8Settings();
+    *(codec.VP8()) = VideoEncoder::GetDefaultVp8Settings();
   } else if (codec.codecType == kVideoCodecVP9) {
-    codec.codecSpecific.VP9 = VideoEncoder::GetDefaultVp9Settings();
+    *(codec.VP9()) = VideoEncoder::GetDefaultVp9Settings();
   } else if (codec.codecType == kVideoCodecH264) {
-    codec.codecSpecific.H264 = VideoEncoder::GetDefaultH264Settings();
+    *(codec.H264()) = VideoEncoder::GetDefaultH264Settings();
   }
 
   codec.width = 320;
   codec.height = 180;
   codec.startBitrate = codec.minBitrate = codec.maxBitrate =
       Call::Config::kDefaultStartBitrateBps / 1000;
 
   return codec;
 }
 }  // namespace
@@ skipping 241 matching lines @@
     RequestKeyFrame();
   }
 }
 
 void VideoReceiveStream::RequestKeyFrame() {
   rtp_stream_receiver_.RequestKeyFrame();
 }
 
 }  // namespace internal
 }  // namespace webrtc