Deflake storage/domstorage/events tests when run in random order

third_party/WebKit/LayoutTests/storage/domstorage/events/resources/eventTestHarness.js

-if (window.testRunner) {
-    testRunner.dumpAsText();
-    testRunner.waitUntilDone();
-}
+var jsTestIsAsync = true;
 
 iframe = document.createElement("IFRAME");
-iframe.src = "about:blank";
+iframe.src = 'about:blank';
 document.body.appendChild(iframe);
-iframe.contentWindow.document.body.innerText = "Nothing to see here.";
 
 storageEventList = new Array();
-iframe.contentWindow.onstorage = function (e) {
-    window.parent.storageEventList.push(e);
-}
 
 function runAfterNStorageEvents(callback, expectedNumEvents)
 {
-    countStorageEvents(callback, expectedNumEvents, 0)
+    countStorageEvents(callback, expectedNumEvents, 0);
 }
 
 function countStorageEvents(callback, expectedNumEvents, times)
 {
     function onTimeout()
     {
         var currentCount = storageEventList.length;
         if (currentCount == expectedNumEvents)
             callback();
         else if (currentCount > expectedNumEvents) {
             testFailed("got at least " + currentCount + ", expected only " + expectedNumEvents + " events");
             callback();
         } else if (times > 50) {
             testFailed("Timeout: only got " + currentCount + ", expected " + expectedNumEvents + " events");
             callback();
-        } else
-            countStorageEvents(callback, expectedNumEvents, times+1)
+        } else {
+            countStorageEvents(callback, expectedNumEvents, times+1);
+        }
     }
     setTimeout(onTimeout, 20);
 }
 
 function testStorages(testCallback)
 {
-    // When we're done testing LocalStorage, this is run.
-    function allDone()
-    {
-        debug("");
-        debug("");
-        window.successfullyParsed = true;
-        isSuccessfullyParsed();
-        debug("");
-        localStorage.clear();
-        sessionStorage.clear();
-        if (window.testRunner)
-            testRunner.notifyDone()
-    }
-
     // When we're done testing with SessionStorage, this is run.
     function runLocalStorage()
     {
         debug("");
         debug("");
-        testCallback("localStorage", allDone);
+        testCallback("localStorage", finishJSTest);
     }
 
-    // First run the test with SessionStorage.
+  // First run the test with SessionStorage.
     testCallback("sessionStorage", runLocalStorage);
 }