ge/png" href="favicon.png"/>
  <link rel="manifest" href="manifest.json">

  <script>
    // This is to break the serviceWorker registration, and make it throw a DOMException!
    // Test for issue https://github.com/flutter/flutter/issues/103972
    window.navigator.serviceWorker.register = (url) => {
      console.error('Failed to register/update a ServiceWorker for scope ', url,
          ': Storage access is restricted in this context due to user settings or private browsing mode.');
      return Promis