XHR.abort(): no event dispatching in completed/non-started states.

LayoutTests/fast/events/event-fire-order.html

 <p>This page tests event listener fire order for a few objects that had it wrong in the past.</p>
 <p>If the test passes, you'll see a series of PASS messages below.</p>
 
 <pre id="console"></pre>
 
 <div id="div"></div>
 
 <script>
 if (window.testRunner)
     testRunner.dumpAsText();
@@ skipping 77 matching lines @@
 
     function testXHRUpload()
     {
         reset();
         var x = new XMLHttpRequest;
         x.upload.addEventListener("abort", f1, false);
         x.upload.onabort = f2;
         x.upload.addEventListener("abort", f3, false);
 
         x.open("POST", "resources/does-not-exist");
+        x.send();
         x.abort();
 
         reportResult(arguments.callee.name, [ "f1", "f2" ]);
     }
 ];
 
 for (var i = 0; i < tests.length; ++i)
     tests[i]();
 </script>