Overwrites gradescope login button to take you directly to university's SAML page instead of login modal

gradescope_ucla.js

// ==UserScript==
// @name     Gradescope UCLA Login
// @version  1
// @grant    none
// @include https://www.gradescope.com/
// ==/UserScript==

window.addEventListener('load', function() {
    let button = document.getElementsByClassName("js-logInButton")[0];
    button.replaceWith(button.cloneNode(true)); // get rid of existing event handlers
    let newButton = document.getElementsByClassName("js-logInButton")[0];
    newButton.onclick = function() { location.href = 'https://www.gradescope.com/auth/saml/ucla'; }
}, false);