Rename content/{common,browser}/file_system to fileapi and move blob stuff into it.

content/common/webblobregistry_impl.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 CONTENT_COMMON_WEBBLOBREGISTRY_IMPL_H_
-#define CONTENT_COMMON_WEBBLOBREGISTRY_IMPL_H_
-#pragma once
-
-#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebBlobRegistry.h"
-
-class ChildThread;
-
-namespace WebKit {
-class WebBlobData;
-class WebURL;
-}
-
-class WebBlobRegistryImpl : public WebKit::WebBlobRegistry {
- public:
-  explicit WebBlobRegistryImpl(ChildThread* child_thread);
-  virtual ~WebBlobRegistryImpl();
-
-  // See WebBlobRegistry.h for documentation on these functions.
-  virtual void registerBlobURL(const WebKit::WebURL& url,
-                               WebKit::WebBlobData& data);
-  virtual void registerBlobURL(const WebKit::WebURL& url,
-                               const WebKit::WebURL& src_url);
-  virtual void unregisterBlobURL(const WebKit::WebURL& url);
-
- private:
-  ChildThread* child_thread_;
-};
-
-#endif  // CONTENT_COMMON_WEBBLOBREGISTRY_IMPL_H_