@abc.abstractmethod<EOL><INDENT>def get_proxy_record_types(self):<DEDENT>
return<EOL>
Gets the proxy record ``Types`` supported in this service.

        If no proxy manager is available, an empty list is returned.

        :return: list of proxy record types supported
        :rtype: ``osid.type.TypeList``


        *compliance: mandatory -- This method must be implemented.*