'Adds or removes the profile from the specified volumes
:param profile: Dell SC replay profile object.
:param add_volumes: List of volumes we are adding to the consistency
group. (Which is to say we are adding the profile
to this list of volumes.)
:param remove_volumes: List of volumes we are removing from the
consistency group. (Which is to say we are
removing the profile from this list of volumes.)
:return: True/False on success/failure.'

def update_cg_volumes(self, profile, add_volumes=None, remove_volumes=None):

    self.cg_except_on_no_support()
    ret = True
    profileid = self._get_id(profile)
    if add_volumes:
        LOG.info('Adding    volumes    to    cg    %s.', profile['name'])
        ret = self._add_cg_volumes(profileid, add_volumes)
    if (ret and remove_volumes):
        LOG.info('Removing    volumes    from    cg    %s.', profile['name'])
        ret = self._remove_cg_volumes(profileid, remove_volumes)
    return ret
