Cast:Adding cast_transport_config and cleaning up

media/cast/cast_sender_impl.h

 // Copyright 2013 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.
 #ifndef MEDIA_CAST_CAST_SENDER_IMPL_H_
 #define MEDIA_CAST_CAST_SENDER_IMPL_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "media/cast/audio_sender/audio_sender.h"
 #include "media/cast/cast_config.h"
@@ skipping 20 matching lines @@
   CastSenderImpl(
       scoped_refptr<CastEnvironment> cast_environment,
       const AudioSenderConfig& audio_config,
       const VideoSenderConfig& video_config,
       const scoped_refptr<GpuVideoAcceleratorFactories>& gpu_factories,
       PacketSender* const packet_sender);
 
   virtual ~CastSenderImpl();
 
   virtual scoped_refptr<FrameInput> frame_input() OVERRIDE;
-  virtual scoped_refptr<PacketReceiver> packet_receiver() OVERRIDE;
+  virtual scoped_refptr<transport::PacketReceiver> packet_receiver() OVERRIDE;
 
  private:
   transport::PacedSender pacer_;
   AudioSender audio_sender_;
   VideoSender video_sender_;
   scoped_refptr<FrameInput> frame_input_;
-  scoped_refptr<PacketReceiver> packet_receiver_;
+  scoped_refptr<transport::PacketReceiver> packet_receiver_;
 };
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_CAST_SENDER_IMPL_H_