code: func (s *StoreToReplicaSetLister) List() (rss []extensions.ReplicaSet, err error) {
  	for _, rs := range s.Store.List() {
  		rss = append(rss, *(rs.(*extensions.ReplicaSet)))
  	}
  	return rss, nil
  }
docs: // List lists all ReplicaSets in the store.
  // TODO: converge on the interface in pkg/client