protected long scheduleHBCKSCP(ServerName rsServerName, HMaster master) throws ServiceException {
    return hbckscpScheduler.scheduleHBCKSCP(rsServerName, master);
  }
Test of the HBCK-version of SCP. The HBCKSCP is an SCP only it reads hbase:meta for list of
Regions that were on the server-to-process rather than consult Master in-memory-state.
hbase-server/src/test/java/org/apache/hadoop/hbase/master/procedure/TestHBCKSCP.java