protected SyntheticBlock createSyntheticBlock(List<Block> subBlocks,
                                                Block parent,
                                                Indent indent,
                                                XmlFormattingPolicy policy,
                                                Indent childIndent) {
    return new TemplateSyntheticBlock(subBlocks, parent, indent, policy, childIndent);
  }
protected SyntheticBlock createSyntheticBlock(List<Block> subBlocks,
                                                Block parent,
                                                Indent indent,
                                                XmlFormattingPolicy policy,
                                                Indent childIndent)