You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: filesystem.go
    path of file: ./repos/arozos/src/mod/filesystem
    
    the code of the file until where you have to start completion: package filesystem

/*
	ArOZ Online File System Handler Wrappers
	author: tobychui

	This is a module design to do the followings
	1. Mount 
    
func (fsh *FileSystemHandler) DeleteFileRecord(rpath string) error {
	if fsh.FilesystemDatabase == nil {
		//Not supported file system type
		return errors.New("Not supported filesystem type")
	}

	fsh.FilesystemDatabase.NewTable("owner")
	if fsh.FilesystemDatabase.KeyExists("owner", "owner/"+rpath) {
		fsh.FilesystemDatabase.Delete("owner", "owner/"+rpath)
	}

	return nil
}