Cleanup: Deprecate FileSystemCallbackDispatcher

content/common/fileapi/webfilesystem_callback_dispatcher.h

-// Copyright (c) 2012 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_FILEAPI_WEBFILESYSTEM_CALLBACK_DISPATCHER_H_
-#define CONTENT_COMMON_FILEAPI_WEBFILESYSTEM_CALLBACK_DISPATCHER_H_
-
-#include "base/basictypes.h"
-#include "base/platform_file.h"
-#include "webkit/fileapi/file_system_callback_dispatcher.h"
-
-class GURL;
-
-namespace WebKit {
-class WebFileSystemCallbacks;
-}
-
-namespace content {
-
-class WebFileSystemCallbackDispatcher
-    : public fileapi::FileSystemCallbackDispatcher {
- public:
-  explicit WebFileSystemCallbackDispatcher(
-      WebKit::WebFileSystemCallbacks* callbacks);
-
-  // FileSystemCallbackDispatcher implementation
-  virtual void DidSucceed() OVERRIDE;
-  virtual void DidReadMetadata(
-      const base::PlatformFileInfo& file_info,
-      const base::FilePath& platform_path) OVERRIDE;
-  virtual void DidCreateSnapshotFile(
-      const base::PlatformFileInfo& file_info,
-      const base::FilePath& platform_path) OVERRIDE;
-  virtual void DidReadDirectory(
-      const std::vector<base::FileUtilProxy::Entry>& entries,
-      bool has_more) OVERRIDE;
-  virtual void DidOpenFileSystem(const std::string&,
-                                 const GURL&) OVERRIDE;
-  virtual void DidFail(base::PlatformFileError) OVERRIDE;
-  virtual void DidWrite(int64 bytes, bool complete) OVERRIDE;
-
- private:
-  WebKit::WebFileSystemCallbacks* callbacks_;
-};
-
-}  // namespace content
-
-#endif  // CONTENT_COMMON_FILEAPI_WEBFILESYSTEM_CALLBACK_DISPATCHER_H_