#include "base/basictypes.h"
#include "base/memory/scoped_ptr.h"
-#include "base/platform_file.h"
#include "webkit/common/fileapi/file_system_types.h"
namespace base {
namespace fileapi {
class AsyncFileUtil;
class FileSystemContext;
-class FileSystemOperation;
class FileSystemURL;
class FileStreamWriter;
} // namespace fileapi