Convert Media Galleries to use base::File

base/files/file_util_proxy.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 BASE_FILES_FILE_UTIL_PROXY_H_
 #define BASE_FILES_FILE_UTIL_PROXY_H_
 
 #include "base/base_export.h"
 #include "base/callback_forward.h"
+#include "base/files/file.h"
 #include "base/files/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/platform_file.h"
 
 namespace tracked_objects {
 class Location;
 };
 
 namespace base {
 
 class TaskRunner;
 class Time;
 
 // This class provides asynchronous access to common file routines.
 class BASE_EXPORT FileUtilProxy {
  public:
   // This callback is used by methods that report only an error code.  It is
   // valid to pass a null callback to any function that takes a StatusCallback,
   // in which case the operation will complete silently.
-  typedef Callback<void(PlatformFileError)> StatusCallback;
+  typedef Callback<void(File::Error)> StatusCallback;
 
-  typedef Callback<void(PlatformFileError,
+  typedef Callback<void(File::Error,
                         PassPlatformFile,
                         bool /* created */)> CreateOrOpenCallback;
-  typedef Callback<void(PlatformFileError,
+  typedef Callback<void(File::Error,
                         PassPlatformFile,
                         const FilePath&)> CreateTemporaryCallback;
-  typedef Callback<void(PlatformFileError,
-                        const PlatformFileInfo&)> GetFileInfoCallback;
-  typedef Callback<void(PlatformFileError,
+  typedef Callback<void(File::Error,
+                        const File::Info&)> GetFileInfoCallback;
+  typedef Callback<void(File::Error,
                         const char* /* data */,
                         int /* bytes read */)> ReadCallback;
-  typedef Callback<void(PlatformFileError,
+  typedef Callback<void(File::Error,
                         int /* bytes written */)> WriteCallback;
 
-  typedef Callback<PlatformFileError(PlatformFile*, bool*)> CreateOrOpenTask;
-  typedef Callback<PlatformFileError(PlatformFile)> CloseTask;
-  typedef Callback<PlatformFileError(void)> FileTask;
+  typedef Callback<File::Error(PlatformFile*, bool*)> CreateOrOpenTask;
+  typedef Callback<File::Error(PlatformFile)> CloseTask;
+  typedef Callback<File::Error(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.
   //
   // This returns false if task posting to |task_runner| has failed.
   static bool CreateOrOpen(TaskRunner* task_runner,
                            const FilePath& file_path,
                            int file_flags,
@@ skipping 128 matching lines @@
       PlatformFile,
       const StatusCallback& callback);
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(FileUtilProxy);
 };
 
 }  // namespace base
 
 #endif  // BASE_FILES_FILE_UTIL_PROXY_H_