Move chrome://media-internals to content. This allows us to hide implementation details from the pu…

chrome/browser/ui/webui/media/media_internals_handler.h

-// Copyright (c) 2011 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 CHROME_BROWSER_UI_WEBUI_MEDIA_MEDIA_INTERNALS_HANDLER_H_
-#define CHROME_BROWSER_UI_WEBUI_MEDIA_MEDIA_INTERNALS_HANDLER_H_
-
-#include "base/compiler_specific.h"
-#include "base/memory/ref_counted.h"
-#include "content/public/browser/web_ui_message_handler.h"
-
-class MediaInternalsProxy;
-
-namespace base {
-class ListValue;
-}
-
-// This class handles messages to and from MediaInternalsUI.
-// It does all its work on the IO thread through the proxy below.
-class MediaInternalsMessageHandler : public content::WebUIMessageHandler {
- public:
-  MediaInternalsMessageHandler();
-  virtual ~MediaInternalsMessageHandler();
-
-  // WebUIMessageHandler implementation.
-  virtual void RegisterMessages() OVERRIDE;
-
-  // Javascript message handlers.
-  void OnGetEverything(const base::ListValue* list);
-
-  // MediaInternals message handlers.
-  void OnUpdate(const string16& update);
-
- private:
-  scoped_refptr<MediaInternalsProxy> proxy_;
-
-  DISALLOW_COPY_AND_ASSIGN(MediaInternalsMessageHandler);
-};
-
-#endif  // CHROME_BROWSER_UI_WEBUI_MEDIA_MEDIA_INTERNALS_HANDLER_H_