void createTableDirectories(TableName tableName) throws IOException {
    List<Path> paths = getTableRootPaths(tableName, false);
    for (Path path : paths) {
      createDirIfNotExist(path);
    }
  }
When op is REMOVE, remove the DEFAULT namespace ACL while keep the ACCESS for skipTables,
otherwise remove both the DEFAULT + ACCESS ACLs. When op is MODIFY, just operate the
DEFAULT + ACCESS ACLs.
hbase-server/src/main/java/org/apache/hadoop/hbase/security/access/SnapshotScannerHDFSAclHelper.java