public static void unsetPolicy(FileSystem fs, Path rootDir, TableName tableName)
    throws IOException {
    DistributedFileSystem dfs = getDfs(fs);
    Path path = CommonFSUtils.getTableDir(rootDir, tableName);
    if (dfs.getErasureCodingPolicy(path) == null) {
      LOG.warn("No EC policy set for path {}, nothing to unset", path);
      return;
    }
    dfs.unsetErasureCodingPolicy(path);
  }
Unsets any EC policy specified on the path.
hbase-server/src/main/java/org/apache/hadoop/hbase/fs/ErasureCodingUtils.java