Retry: Bind: Merge FileUtilProxy and FileSystemFileUtilProxy: Delete/Touch/Truncate/Copy/Move

base/file_util_proxy.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 BASE_FILE_UTIL_PROXY_H_
 #define BASE_FILE_UTIL_PROXY_H_
 
 #include <vector>
 
 #include "base/base_export.h"
@@ skipping 35 matching lines @@
                         const PlatformFileInfo&
                        )> GetFileInfoCallback;
   typedef Callback<void(PlatformFileError,
                         const char* /* data */,
                         int /* bytes read */)> ReadCallback;
   typedef Callback<void(PlatformFileError,
                         int /* bytes written */)> WriteCallback;
 
   typedef Callback<PlatformFileError(PlatformFile*, bool*)> CreateOrOpenTask;
   typedef Callback<PlatformFileError(PlatformFile)> CloseTask;
+  typedef Callback<PlatformFileError(void)> FileTask;
 
   // Creates or opens a file with the given flags. It is invalid to pass a null
   // callback. If PLATFORM_FILE_CREATE is set in |file_flags| it always tries to
   // create a new file at the given |file_path| and calls back with
   // PLATFORM_FILE_ERROR_FILE_EXISTS if the |file_path| already exists.
   static bool CreateOrOpen(scoped_refptr<MessageLoopProxy> message_loop_proxy,
                            const FilePath& file_path,
                            int file_flags,
                            const CreateOrOpenCallback& callback);
 
@@ skipping 95 matching lines @@
       int64 length,
       const StatusCallback& callback);
 
   // Flushes a file. The callback can be null.
   static bool Flush(
       scoped_refptr<MessageLoopProxy> message_loop_proxy,
       PlatformFile file,
       const StatusCallback& callback);
 
   // Relay helpers.
+  static bool RelayFileTask(
+      scoped_refptr<MessageLoopProxy> message_loop_proxy,
+      const tracked_objects::Location& from_here,
+      const FileTask& task,
+      const StatusCallback& callback);
+
   static bool RelayCreateOrOpen(
       scoped_refptr<MessageLoopProxy> message_loop_proxy,
       const CreateOrOpenTask& open_task,
       const CloseTask& close_task,
       const CreateOrOpenCallback& callback);
 
   static bool RelayClose(
       scoped_refptr<MessageLoopProxy> message_loop_proxy,
       const CloseTask& close_task,
       PlatformFile,
       const StatusCallback& callback);
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(FileUtilProxy);
 };
 
 }  // namespace base
 
 #endif  // BASE_FILE_UTIL_PROXY_H_