@Override
  protected CloseExcessRegionReplicasProcedureState getState(int stateId) {
    return CloseExcessRegionReplicasProcedureState.forNumber(stateId);
  }
Procedure for close excess region replicas.
hbase-server/src/main/java/org/apache/hadoop/hbase/master/procedure/CloseExcessRegionReplicasProcedure.java