Import wpt@3c8896ae408c8fd594979da7c99970029e7856a7

third_party/WebKit/LayoutTests/imported/wpt/fullscreen/api/element-ready-check-fullscreen-iframe-child-manual.html

Index: third_party/WebKit/LayoutTests/imported/wpt/fullscreen/api/element-ready-check-fullscreen-iframe-child-manual.html
diff --git a/third_party/WebKit/LayoutTests/imported/wpt/fullscreen/api/element-ready-check-fullscreen-iframe-child-manual.html b/third_party/WebKit/LayoutTests/imported/wpt/fullscreen/api/element-ready-check-fullscreen-iframe-child-manual.html
index 598fcfecf95db393d2d7bb7e2c781064dc7b15e0..08febbd4f967c79be8285308f61ed082b8bd9c82 100644
--- a/third_party/WebKit/LayoutTests/imported/wpt/fullscreen/api/element-ready-check-fullscreen-iframe-child-manual.html
+++ b/third_party/WebKit/LayoutTests/imported/wpt/fullscreen/api/element-ready-check-fullscreen-iframe-child-manual.html
@@ -8,21 +8,26 @@
 <script>
 // Verify that an iframe can itself go fullscreen, and that this doesn't
 // influence the iframe ancestor test of the element ready check.
-async_test(function(t)
-{
-    var iframe = document.querySelector("iframe");
-    document.onfullscreenchange = t.step_func(function()
-    {
-        assert_equals(document.fullscreenElement, iframe, "fullscreen element");
-        var div = document.createElement("div");
-        // This adds the div to the iframe element itself, not to the iframe's
-        // contentDocument. It's done here because the HTML parser treats the
-        // content of iframe as a text node.
-        iframe.appendChild(div);
-        trusted_request(div, iframe.contentDocument.body);
-        document.onfullscreenchange = t.unreached_func("second fullscreenchange event");
-        document.onfullscreenerror = t.step_func_done();
+async_test(t => {
+  var iframe = document.querySelector("iframe");
+
+  document.onfullscreenchange = t.step_func(() => {
+    assert_equals(document.fullscreenElement, iframe, "fullscreen element");
+
+    // This adds the div to the iframe element itself, not to the iframe's
+    // contentDocument. It's done here because the HTML parser treats the
+    // content of iframe as a text node.
+    var div = document.createElement("div");
+    iframe.appendChild(div);
+
+    document.onfullscreenchange = t.step_func_done(() => {
+      assert_equals(document.fullscreenElement, div);
     });
-    trusted_request(iframe);
+    document.onfullscreenerror = t.unreached_func("fullscreenerror event");
+
+    trusted_request(div, iframe.contentDocument.body);
+  });
+
+  trusted_request(iframe);
 });
 </script>