Revert of Refactoring: Merge VideoSenderConfig and AudioSenderConfig.

media/cast/sender/video_encoder_impl.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/cast/sender/video_encoder_impl.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/logging.h"
@@ skipping 33 matching lines @@
   encoder->Encode(video_frame, reference_time, encoded_frame.get());
   encoded_frame->encode_completion_time = environment->Clock()->NowTicks();
   environment->PostTask(
       CastEnvironment::MAIN,
       FROM_HERE,
       base::Bind(frame_encoded_callback, base::Passed(&encoded_frame)));
 }
 }  // namespace
 
 // static
-bool VideoEncoderImpl::IsSupported(const FrameSenderConfig& video_config) {
+bool VideoEncoderImpl::IsSupported(const VideoSenderConfig& video_config) {
 #ifndef OFFICIAL_BUILD
   if (video_config.codec == CODEC_VIDEO_FAKE)
     return true;
 #endif
   return video_config.codec == CODEC_VIDEO_VP8;
 }
 
 VideoEncoderImpl::VideoEncoderImpl(
     scoped_refptr<CastEnvironment> cast_environment,
-    const FrameSenderConfig& video_config,
+    const VideoSenderConfig& video_config,
     const StatusChangeCallback& status_change_cb)
     : cast_environment_(cast_environment) {
   CHECK(cast_environment_->HasVideoThread());
   DCHECK(!status_change_cb.is_null());
 
   if (video_config.codec == CODEC_VIDEO_VP8) {
     encoder_.reset(new Vp8Encoder(video_config));
     cast_environment_->PostTask(CastEnvironment::VIDEO,
                                 FROM_HERE,
                                 base::Bind(&InitializeEncoderOnEncoderThread,
@@ skipping 56 matching lines @@
   dynamic_config_.bit_rate = new_bit_rate;
 }
 
 // Inform the encoder to encode the next frame as a key frame.
 void VideoEncoderImpl::GenerateKeyFrame() {
   dynamic_config_.key_frame_requested = true;
 }
 
 }  //  namespace cast
 }  //  namespace media