Delete uneeded method state
Delete uneeded method state

This method is supposed to call build_state when super does not return a
truthy value. Actually it always return something and build_state was
removed in changeset baa95a68240cf1f8e07355103fb48fb9532c8a35

CartoDB/cartodb,CartoDB/cartodb,splashblot/dronedb,splashblot/dronedb,CartoDB/cartodb,splashblot/dronedb,CartoDB/cartodb,CartoDB/cartodb,splashblot/dronedb,splashblot/dronedb