docs: public String getIconUrl(String size) {
          if (iconUrl == null) {
              return Jenkins.RESOURCE_PATH + "/images/" + size + "/" + HEALTH_UNKNOWN_IMG;
          }
          if (iconUrl.startsWith("/")) {
              return iconUrl.replace("/32x32/", "/" + size + "/");
          }
          return Jenkins.RESOURCE_PATH + "/images/" + size + "/" + iconUrl;
      }