Move creation of MediaStream renders from MediaStreamImpl to MediaStreamRenderFactory

content/renderer/media/media_stream_client.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 CONTENT_RENDERER_MEDIA_MEDIA_STREAM_CLIENT_H_
-#define CONTENT_RENDERER_MEDIA_MEDIA_STREAM_CLIENT_H_
-
-#include "base/callback.h"
-#include "base/memory/ref_counted.h"
-#include "content/renderer/media/video_frame_provider.h"
-
-class GURL;
-
-namespace content {
-
-class MediaStreamAudioRenderer;
-
-// Define an interface for media stream client to get some information about
-// the media stream.
-class MediaStreamClient {
- public:
-  // Check if the |url| is derived from a media stream object.
-  virtual bool IsMediaStream(const GURL& url) = 0;
-
-  virtual scoped_refptr<VideoFrameProvider> GetVideoFrameProvider(
-      const GURL& url,
-      const base::Closure& error_cb,
-      const VideoFrameProvider::RepaintCB& repaint_cb) = 0;
-
-  virtual scoped_refptr<MediaStreamAudioRenderer> GetAudioRenderer(
-      const GURL& url, int render_frame_id) = 0;
-
- protected:
-  virtual ~MediaStreamClient() {}
-};
-
-}  // namespace content
-
-#endif  // CONTENT_RENDERER_MEDIA_MEDIA_STREAM_CLIENT_H_