Move Media Galleries FileAPI code out of webkit.

webkit/fileapi/media/native_media_file_util.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 WEBKIT_FILEAPI_MEDIA_NATIVE_MEDIA_FILE_UTIL_H_
-#define WEBKIT_FILEAPI_MEDIA_NATIVE_MEDIA_FILE_UTIL_H_
-
-#include "base/memory/scoped_ptr.h"
-#include "webkit/fileapi/isolated_file_util.h"
-#include "webkit/storage/webkit_storage_export.h"
-
-namespace fileapi {
-
-// This class handles native file system operations with media type filtering
-// which is passed to each method via FileSystemOperationContext as
-// MediaPathFilter.
-class WEBKIT_STORAGE_EXPORT_PRIVATE NativeMediaFileUtil
-    : public IsolatedFileUtil {
- public:
-  NativeMediaFileUtil();
-
-  virtual base::PlatformFileError CreateOrOpen(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url,
-      int file_flags,
-      base::PlatformFile* file_handle,
-      bool* created) OVERRIDE;
-  virtual base::PlatformFileError EnsureFileExists(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url, bool* created) OVERRIDE;
-  virtual scoped_ptr<AbstractFileEnumerator> CreateFileEnumerator(
-      FileSystemOperationContext* context,
-      const FileSystemURL& root_url) OVERRIDE;
-  virtual base::PlatformFileError Touch(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url,
-      const base::Time& last_access_time,
-      const base::Time& last_modified_time) OVERRIDE;
-  virtual base::PlatformFileError Truncate(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url,
-      int64 length) OVERRIDE;
-  virtual base::PlatformFileError CopyOrMoveFile(
-      FileSystemOperationContext* context,
-      const FileSystemURL& src_url,
-      const FileSystemURL& dest_url,
-      bool copy) OVERRIDE;
-  virtual base::PlatformFileError CopyInForeignFile(
-        FileSystemOperationContext* context,
-        const base::FilePath& src_file_path,
-        const FileSystemURL& dest_url) OVERRIDE;
-  virtual base::PlatformFileError DeleteFile(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url) OVERRIDE;
-  virtual base::PlatformFileError GetFileInfo(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url,
-      base::PlatformFileInfo* file_info,
-      base::FilePath* platform_path) OVERRIDE;
-
- private:
-  // Like GetLocalFilePath(), but always take media_path_filter() into
-  // consideration. If the media_path_filter() check fails, return
-  // PLATFORM_FILE_ERROR_SECURITY. |local_file_path| does not have to exist.
-  base::PlatformFileError GetFilteredLocalFilePath(
-      FileSystemOperationContext* context,
-      const FileSystemURL& file_system_url,
-      base::FilePath* local_file_path);
-
-  // Like GetLocalFilePath(), but if the file does not exist, then return
-  // |failure_error|.
-  // If |local_file_path| is a file, then take media_path_filter() into
-  // consideration.
-  // If the media_path_filter() check fails, return |failure_error|.
-  // If |local_file_path| is a directory, return PLATFORM_FILE_OK.
-  base::PlatformFileError GetFilteredLocalFilePathForExistingFileOrDirectory(
-      FileSystemOperationContext* context,
-      const FileSystemURL& file_system_url,
-      base::PlatformFileError failure_error,
-      base::FilePath* local_file_path);
-
-  DISALLOW_COPY_AND_ASSIGN(NativeMediaFileUtil);
-};
-
-}  // namespace fileapi
-
-#endif  // WEBKIT_FILEAPI_MEDIA_NATIVE_MEDIA_FILE_UTIL_H_