Convert base::file_util to use File instead of PlatformFile.

chrome/browser/media_galleries/fileapi/native_media_file_util.cc

 // 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.
 
 #include "chrome/browser/media_galleries/fileapi/native_media_file_util.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 635 matching lines @@
     base::FilePath* local_file_path) {
   DCHECK(IsOnTaskRunnerThread(context));
   base::FilePath file_path;
   base::PlatformFileError error =
       GetLocalFilePath(context, file_system_url, &file_path);
   if (error != base::PLATFORM_FILE_OK)
     return error;
 
   if (!base::PathExists(file_path))
     return failure_error;
-  base::PlatformFileInfo file_info;
+  base::File::Info file_info;
   if (!base::GetFileInfo(file_path, &file_info))
     return base::PLATFORM_FILE_ERROR_FAILED;
 
   if (!file_info.is_directory &&
       !media_path_filter_->Match(file_path)) {
     return failure_error;
   }
 
   *local_file_path = file_path;
   return base::PLATFORM_FILE_OK;
 }