test: update dom/abort tests

Signed-off-by: James M Snell <jasnell@gmail.com>

PR-URL: #37693
Backport-PR-URL: #38386
Refs: whatwg/dom#960
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>

test/fixtures/wpt/README.md

@@ -18,7 +18,7 @@ Last update:
 - html/webappapis/microtask-queuing: https://github.com/web-platform-tests/wpt/tree/0c3bed38df/html/webappapis/microtask-queuing
 - html/webappapis/timers: https://github.com/web-platform-tests/wpt/tree/ddfe9c089b/html/webappapis/timers
 - hr-time: https://github.com/web-platform-tests/wpt/tree/a5d1774ecf/hr-time
-- dom/abort: https://github.com/web-platform-tests/wpt/tree/7caa3de747/dom/abort
+- dom/abort: https://github.com/web-platform-tests/wpt/tree/1728d198c9/dom/abort
 
 [Web Platform Tests]: https://github.com/web-platform-tests/wpt
 [`git node wpt`]: https://github.com/nodejs/node-core-utils/blob/master/docs/git-node.md#git-node-wpt

test/fixtures/wpt/dom/abort/event.any.js

@@ -64,4 +64,9 @@ test(t => {
   controller.abort();
 }, "the abort event should have the right properties");
 
+test(t => {
+  const signal = AbortSignal.abort();
+  assert_true(signal.aborted);
+}, "the AbortSignal.abort() static returns an already aborted signal");
+
 done();

test/fixtures/wpt/versions.json

@@ -32,7 +32,7 @@
     "path": "hr-time"
   },
   "dom/abort": {
-    "commit": "7caa3de7471cf19b78ee9efa313c7341a462b5e3",
+    "commit": "1728d198c92834d92f7f399ef35e7823d5bfa0e4",
     "path": "dom/abort"
   }
 }