'Get the L{xsd.sxbase.SchemaObject} returned by the I{method}.
@param method: A service method.
@type method: I{service.Method}
@return: The name of the type return by the method.
@rtype: [I{rtype},..]'

def returned_types(self, method):

    result = []
    for rt in self.bodypart_types(method, input=False):
        result.append(rt)
    return result
