Revert 121620 - Refactor FileSystemOperation to take callback for each method.

webkit/fileapi/file_system_url_request_job.h

Index: webkit/fileapi/file_system_url_request_job.h
===================================================================
--- webkit/fileapi/file_system_url_request_job.h	(revision 121622)
+++ webkit/fileapi/file_system_url_request_job.h	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -55,8 +55,7 @@
   virtual ~FileSystemURLRequestJob();
 
   void StartAsync();
-  void DidGetMetadata(base::PlatformFileError error_code,
-                      const base::PlatformFileInfo& file_info,
+  void DidGetMetadata(const base::PlatformFileInfo& file_info,
                       const FilePath& platform_path);
   void DidOpen(base::PlatformFileError error_code,
                base::PassPlatformFile file, bool created);