code: private static void cleanHeaders(Element e) {
          for (int headerIndex = 1; headerIndex < 7; headerIndex++) {
              Elements headers = getElementsByTag(e, "h" + headerIndex);
              for (Element header : headers) {
                  if (getClassWeight(header) < 0
                          || getLinkDensity(header) > 0.33f) {
                      header.remove();
                  }
              }
          }
      }
docs: Clean out spurious headers from an Element. Checks things like classnames
  and link density.
  
  @param e