Start moving WebUserMediaClient on the chromium side to be per frame instead of view.

content/test/test_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_TEST_TEST_MEDIA_STREAM_CLIENT_H_
 #define CONTENT_TEST_TEST_MEDIA_STREAM_CLIENT_H_
 
 #include "base/callback_forward.h"
-#include "content/public/renderer/render_view_observer.h"
+#include "content/public/renderer/render_frame_observer.h"
 #include "content/renderer/media/media_stream_client.h"
 #include "third_party/WebKit/public/platform/WebURL.h"
 
 namespace content {
 
 // TestMediaStreamClient is a mock implementation of MediaStreamClient used when
 // running layout tests.
-class TestMediaStreamClient : public RenderViewObserver,
+class TestMediaStreamClient : public RenderFrameObserver,
                               public MediaStreamClient {
  public:
-  explicit TestMediaStreamClient(RenderView* render_view);
+  explicit TestMediaStreamClient(RenderFrame* render_frame);
   virtual ~TestMediaStreamClient();
 
   // MediaStreamClient implementation.
   virtual bool IsMediaStream(const GURL& url) OVERRIDE;
   virtual scoped_refptr<VideoFrameProvider> GetVideoFrameProvider(
       const GURL& url,
       const base::Closure& error_cb,
       const VideoFrameProvider::RepaintCB& repaint_cb) OVERRIDE;
   virtual scoped_refptr<MediaStreamAudioRenderer> GetAudioRenderer(
       const GURL& url, int render_frame_id) OVERRIDE;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_TEST_TEST_MEDIA_STREAM_CLIENT_H_