$OpenBSD$

index 5809142..4625108 100644
--- testing/mochitest/tests/SimpleTest/EventUtils.js.orig	Fri Feb 20 15:40:39 2015
+++ testing/mochitest/tests/SimpleTest/EventUtils.js	Fri Feb 20 15:40:39 2015
@@ -26,7 +26,7 @@ window.__defineGetter__('_EU_Ci', function() {
   // placebo for compat. An easy way to differentiate this from the real thing
   // is whether the property is read-only or not.
   var c = Object.getOwnPropertyDescriptor(window, 'Components');
-  return c.value && !c.writable ? Components.interfaces : SpecialPowers.Ci;
+  return c && c.value && !c.writable ? Components.interfaces : SpecialPowers.Ci;
 });
 
 /**