code: @Deprecated
    public static final String formatReferenceImageName(
        String project, String location, String product, String referenceImage) {
      return REFERENCE_IMAGE_PATH_TEMPLATE.instantiate(
          "project", project,
          "location", location,
          "product", product,
          "reference_image", referenceImage);
    }
docs: Formats a string containing the fully-qualified path to represent a reference_image resource.
  
  @deprecated Use the {@link ReferenceImageName} class instead.