'Called the wrapped web context factory\'s C{getContext} method with a
hostname and port number and return the resulting context object.
@param hostname: The hostname part of the URI.
@type hostname: L{bytes}
@param port: The port part of the URI.
@type port: L{int}
@return: A context factory.
@rtype: L{IOpenSSLContextFactory}'

def creatorForNetloc(self, hostname, port):

    context = self._webContextFactory.getContext(hostname, port)
    return _ContextFactoryWithContext(context)
