protected XmlTag @NotNull [] calcSubTags(boolean processIncludes) {
    List<XmlTag> result = new ArrayList<>();
    XmlPsiUtil.processXmlElements(myTag, element -> {
      if (element instanceof XmlTag) {
        PsiUtilCore.ensureValid(element);
        result.add((XmlTag)element);
      }
      return true;
    }, false, false, myTag.getContainingFile(), processIncludes);
    return result.toArray(XmlTag.EMPTY);
  }
protected XmlTag @NotNull [] calcSubTags(boolean processIncludes)