title: Abort Controller in IE11 doesn't work. Any way to support it
body: <p>Tried using 
  <a href="https://www.npmjs.com/package/abortcontroller-polyfill?activeTab=readme" rel="nofollow noreferrer">https://www.npmjs.com/package/abortcontroller-polyfill?activeTab=readme</a> to use this controller on IE. 
  But it does not work</p>