base::Bind: Convert FileUtilProxy::CreateTemporaryCallback.

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 24 matching lines @@
   // This callback is used by methods that report only an error code.  It is
   // valid to pass NULL as the callback parameter to any function that takes a
   // StatusCallback, in which case the operation will complete silently.
   // The ownership of |callback| is taken by the function and will always be
   // deleted by the function even on failure.
   typedef Callback1<PlatformFileError /* error code */>::Type StatusCallback;
 
   typedef base::Callback<void(PlatformFileError /* error code */,
                               PassPlatformFile,
                               bool /* created */)> CreateOrOpenCallback;
-  typedef Callback3<PlatformFileError /* error code */,
-                    PassPlatformFile,
-                    FilePath>::Type CreateTemporaryCallback;
+  typedef base::Callback<void(PlatformFileError /* error code */,
+                              PassPlatformFile,
+                              FilePath)> CreateTemporaryCallback;
   typedef Callback2<PlatformFileError /* error code */,
                     bool /* created */>::Type EnsureFileExistsCallback;
   typedef Callback2<PlatformFileError /* error code */,
                     const PlatformFileInfo& /* file_info */
                     >::Type GetFileInfoCallback;
   typedef Callback2<PlatformFileError /* error code */,
                     const std::vector<Entry>&>::Type ReadDirectoryCallback;
   typedef Callback3<PlatformFileError /* error code */,
                     const char* /* data */,
                     int /* bytes read/written */>::Type ReadCallback;
@@ skipping 15 matching lines @@
   // are returned.  It is invalid to pass NULL for the callback.  The additional
   // file flags will be added on top of the default file flags which are:
   //   base::PLATFORM_FILE_CREATE_ALWAYS
   //   base::PLATFORM_FILE_WRITE
   //   base::PLATFORM_FILE_TEMPORARY.
   // Set |additional_file_flags| to 0 for synchronous writes and set to
   // base::PLATFORM_FILE_ASYNC to support asynchronous file operations.
   static bool CreateTemporary(
       scoped_refptr<MessageLoopProxy> message_loop_proxy,
       int additional_file_flags,
-      CreateTemporaryCallback* callback);
+      const CreateTemporaryCallback& callback);
 
   // Close the given file handle.
   static bool Close(scoped_refptr<MessageLoopProxy> message_loop_proxy,
                     PlatformFile,
                     StatusCallback* callback);
 
   // Ensures that the given |file_path| exist.  This creates a empty new file
   // at |file_path| if the |file_path| does not exist.
   // If a new file han not existed and is created at the |file_path|,
   // |created| of the callback argument is set true and |error code|
@@ skipping 127 matching lines @@
       PlatformFile file,
       StatusCallback* callback);
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(FileUtilProxy);
 };
 
 }  // namespace base
 
 #endif  // BASE_FILE_UTIL_PROXY_H_