static RelatedItemLineMarkerInfo<?> createActionGroupLineMarkerInfo(List<? extends ActionCandidate> targets, PsiElement element) {
    return createPluginLineMarkerInfo(targets, element,
                                      DevKitBundle.message("gutter.related.navigation.choose.action.group"),
                                      (NullableFunction<ActionOrGroup, String>)actionOrGroup -> actionOrGroup.getId().getStringValue());
  }
static RelatedItemLineMarkerInfo<?> createActionGroupLineMarkerInfo(List<? extends ActionCandidate> targets, PsiElement element)