private static boolean addSpecialXmlTags(@NotNull PsiElement element, List<? super XmlElement> list) {
    boolean result = false;
    for (SpecialElementExtractor extractor : SpecialElementExtractor.EP_NAME.getExtensionList()) {
      final PsiElement[] elements = extractor.extractSpecialElements(element);
      for (PsiElement specialElement : elements) {
        if (specialElement instanceof XmlTag) {
          list.add((XmlElement)specialElement);
          result = true;
        }
      }
    }
    return result;
  }
private static boolean addSpecialXmlTags(@NotNull PsiElement element, List<? super XmlElement> list)