Make NativeMediaFileUtil an AsyncFileUtil

chrome/browser/media_galleries/fileapi/filtering_file_enumerator.h

Index: chrome/browser/media_galleries/fileapi/filtering_file_enumerator.h
diff --git a/chrome/browser/media_galleries/fileapi/filtering_file_enumerator.h b/chrome/browser/media_galleries/fileapi/filtering_file_enumerator.h
deleted file mode 100644
index 3a51963bc4776c579d0036045d98c46afd6ae75f..0000000000000000000000000000000000000000
--- a/chrome/browser/media_galleries/fileapi/filtering_file_enumerator.h
+++ /dev/null
@@ -1,41 +0,0 @@
-// 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 CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_FILTERING_FILE_ENUMERATOR_H_
-#define CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_FILTERING_FILE_ENUMERATOR_H_
-
-#include "base/memory/scoped_ptr.h"
-#include "chrome/browser/media_galleries/fileapi/media_path_filter.h"
-#include "webkit/browser/fileapi/file_system_file_util.h"
-
-namespace chrome {
-
-// This class wraps another file enumerator and filters out non-media files
-// from its result, refering given MediaPathFilter.
-class FilteringFileEnumerator
-    : public fileapi::FileSystemFileUtil::AbstractFileEnumerator {
- public:
-  FilteringFileEnumerator(
-      scoped_ptr<fileapi::FileSystemFileUtil::AbstractFileEnumerator>
-          base_enumerator,
-      MediaPathFilter* filter);
-  virtual ~FilteringFileEnumerator();
-
-  virtual base::FilePath Next() OVERRIDE;
-  virtual int64 Size() OVERRIDE;
-  virtual base::Time LastModifiedTime() OVERRIDE;
-  virtual bool IsDirectory() OVERRIDE;
-
- private:
-  // The file enumerator to be wrapped.
-  scoped_ptr<fileapi::FileSystemFileUtil::AbstractFileEnumerator>
-      base_enumerator_;
-
-  // Path filter to filter out non-Media files.
-  MediaPathFilter* filter_;
-};
-
-}  // namespace chrome
-
-#endif  // CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_FILTERING_FILE_ENUMERATOR_H_