Should perform any linking required to update titles when dimensioned
        streams change.

def _link_dimensioned_streams(self):
        """
        Should perform any linking required to update titles when dimensioned
        streams change.
        """
        streams = [s for s in self.streams if any(k in self.dimensions for k in s.contents)]
        for s in streams:
            s.add_subscriber(self._stream_update, 1)