alue of the window.performance.getEntriesByType("navigation")[0].redirectCount attribute, as well as the window.performance.getEntriesByType("navigation")[0].redirectStart and redirectEnd attributes on a non-redirected navigation.</p>

        <script>

        async_test(function (t) {
            var observer = new PerformanceObserver(
                t.step_func(function (entryList) {
                    var navTiming = performance.getEntriesByType("navigation")[0];
                    assert_equals(navT