private static @NotNull LineMarkerInfo<PsiElement> createMarker(boolean overridden, @NotNull PsiElement range, @NotNull MarkerType type) {
    Icon icon = overridden ? AllIcons.Gutter.OverridenMethod : AllIcons.Gutter.ImplementedMethod;
    return new LineMarkerInfo<>(range, range.getTextRange(),
                                icon, type.getTooltip(),
                                type.getNavigationHandler(),
                                GutterIconRenderer.Alignment.RIGHT);
  }
private static @NotNull LineMarkerInfo<PsiElement> createMarker(boolean overridden, @NotNull PsiElement range, @NotNull MarkerType type)