Function startSignIn

auth/chromextension/credentials.js:82–89

* Starts the sign-in process.

()

 * Starts the sign-in process.
 */
function startSignIn() {
  document.getElementById('quickstart-button').disabled = true;
  if (firebase.auth().currentUser) {
    firebase.auth().signOut();
  } else {
    startAuth(true);
  }
}

window.onload = function() {
  initApp();