Function elsByTag

src/background/sync/s3.js:116–119

(parent, tag)

  // Some S3-compatible services omit the AWS namespace; fall back to no-namespace.
  function elsByTag(parent, tag) {
    const r = [...parent.getElementsByTagNameNS(ns, tag)];
    return r.length ? r : [...parent.getElementsByTagName(tag)];
  }
  function elByTag(parent, tag) {
    return parent.getElementsByTagNameNS(ns, tag)[0]
      || parent.getElementsByTagName(tag)[0];