protected void checkDomElement(@NotNull DomElement element, @NotNull DomElementAnnotationHolder holder, @NotNull DomHighlightingHelper helper) {
    throw new UnsupportedOperationException("checkDomElement() is not implemented in " + getClass().getName());
  }
protected void checkDomElement(@NotNull DomElement element, @NotNull DomElementAnnotationHolder holder, @NotNull DomHighlightingHelper helper)