Simplify directory path accounting.

webkit/fileapi/sandbox_mount_point_provider.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 WEBKIT_FILEAPI_SANDBOX_MOUNT_POINT_PROVIDER_H_
 #define WEBKIT_FILEAPI_SANDBOX_MOUNT_POINT_PROVIDER_H_
 
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "googleurl/src/gurl.h"
 #include "webkit/fileapi/file_system_mount_point_provider.h"
 #include "webkit/fileapi/file_system_quota_util.h"
 
 namespace base {
 class MessageLoopProxy;
 }
 
 namespace quota {
 class QuotaManagerProxy;
 }
 
 namespace fileapi {
 
 class ObfuscatedFileSystemFileUtil;
-class QuotaFileUtil;
 
 // An interface to construct or crack sandboxed filesystem paths.
 // Currently each sandboxed filesystem path looks like (soon will be changed):
 //   <profile_dir>/FileSystem/<origin_identifier>/<type>/chrome-<unique>/...
 // <type> is either one of "Temporary" or "Persistent".
 class SandboxMountPointProvider
     : public FileSystemMountPointProvider,
       public FileSystemQuotaUtil {
  public:
   // Origin enumerator interface.
@@ skipping 123 matching lines @@
   friend class SandboxMountPointProviderOriginEnumeratorTest;
 
   // The path_manager_ isn't owned by this instance; this instance is owned by
   // the path_manager_, and they have the same lifetime.
   FileSystemPathManager* path_manager_;
 
   scoped_refptr<base::MessageLoopProxy> file_message_loop_;
 
   const FilePath profile_path_;
 
-  QuotaFileUtil *quota_file_util_;
   scoped_refptr<ObfuscatedFileSystemFileUtil> sandbox_file_util_;
 
   // Acccessed only on the file thread.
   std::set<GURL> visited_origins_;
 
   DISALLOW_COPY_AND_ASSIGN(SandboxMountPointProvider);
 };
 
 }  // namespace fileapi
 
 #endif  // WEBKIT_FILEAPI_SANDBOX_MOUNT_POINT_PROVIDER_H_