@Override
    public Subprocedure buildSubprocedure(String name, byte[] data) {
      return LogRollRegionServerProcedureManager.this.buildSubprocedure(data);
    }
Build the actual backup procedure runner that will do all the 'hard' work
hbase-backup/src/main/java/org/apache/hadoop/hbase/backup/regionserver/LogRollRegionServerProcedureManager.java