public static StoreFileTracker create(Configuration conf, TableDescriptor td,
    ColumnFamilyDescriptor cfd, HRegionFileSystem regionFs) {
    return create(conf, td, cfd, regionFs, true);
  }
Used at master side when splitting/merging regions, as we do not have a Store, thus no
StoreContext at master side.
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/storefiletracker/StoreFileTrackerFactory.java