Rename WebKit namespace to blink (part 3)

content/renderer/media/media_stream_registry_interface.h

 // Copyright (c) 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_REGISTRY_INTERFACE_H_
 #define CONTENT_RENDERER_MEDIA_MEDIA_STREAM_REGISTRY_INTERFACE_H_
 
 #include <string>
 
 #include "third_party/WebKit/public/platform/WebMediaStream.h"
 
 namespace content {
 
 // Interface to get WebMediaStream from its url.
 class MediaStreamRegistryInterface {
  public:
-  virtual WebKit::WebMediaStream GetMediaStream(const std::string& url) = 0;
+  virtual blink::WebMediaStream GetMediaStream(const std::string& url) = 0;
 
  protected:
   virtual ~MediaStreamRegistryInterface() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_MEDIA_STREAM_REGISTRY_INTERFACE_H_