Function newIframe

test/fixtures/wpt/html/anonymous-iframe/resources/common.js:16–23

(child_origin)

// Create a normal iframe. The new document will execute any scripts sent
// toward the token it returns.
const newIframe = (child_origin) => {
  const sub_document_token = token();
  let iframe = document.createElement('iframe');
  iframe.src = child_origin + executor_path + `&uuid=${sub_document_token}`;
  iframe.credentialless = false
  document.body.appendChild(iframe);
  return sub_document_token;
};

// Create a popup. The new document will execute any scripts sent toward the
// token it returns.