Merge V8 5.3.332.45.  DO NOT MERGE

Test: Manual

Change-Id: Id3254828b068abdea3cb10442e0172a8c9a98e03
(cherry picked from commit 13e2dadd00298019ed862f2b2fc5068bba730bcf)
diff --git a/test/mjsunit/es6/debug-promises/async-task-event.js b/test/mjsunit/es6/debug-promises/async-task-event.js
index 88030a2..0b0fa1e 100644
--- a/test/mjsunit/es6/debug-promises/async-task-event.js
+++ b/test/mjsunit/es6/debug-promises/async-task-event.js
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --expose-debug-as debug
+// Flags: --expose-debug-as debug --allow-natives-syntax
 
 Debug = debug.Debug;
 
@@ -16,8 +16,8 @@
   "didHandle #1",
   "willHandle #2",
   "then #2",
-  "enqueue #3",
   "didHandle #2",
+  "enqueue #3",
   "willHandle #3",
   "didHandle #3"
 ];
@@ -58,4 +58,6 @@
 });
 resolver();
 
+%RunMicrotasks();
+
 assertNull(exception);