def _format_parameter_symbol (self, parameter):
        if self.__gi_extension.language != 'c':
            direction = parameter.get_extension_attribute ('gi-extension',
                    'direction')
            if direction == 'out':
                return (None, False)

            gi_name = parameter.get_extension_attribute ('gi-extension', 'gi_name')

            parameter.extension_contents['type-link'] = self._format_linked_symbol (parameter)
        else:
            parameter.extension_contents.pop('type-link', None)

        res = HtmlFormatter._format_parameter_symbol (self, parameter)
        return res
 def _format_parameter_symbol (self, parameter):
     if parameter.type_tokens:
         parameter.extension_contents['type-link'] = \
                 self._format_type_tokens(parameter.type_tokens)
     return HtmlFormatter._format_parameter_symbol(self, parameter)