Remove beforeload events.

LayoutTests/fast/dom/HTMLScriptElement/dont-load-unknown-type.html

Index: LayoutTests/fast/dom/HTMLScriptElement/dont-load-unknown-type.html
diff --git a/LayoutTests/fast/dom/HTMLScriptElement/dont-load-unknown-type.html b/LayoutTests/fast/dom/HTMLScriptElement/dont-load-unknown-type.html
index c7507be605f29a3cd5f9ec237667e75eeb2287ab..1eff70ba72233e842a1361d4f2d98d9bf2e4acdc 100644
--- a/LayoutTests/fast/dom/HTMLScriptElement/dont-load-unknown-type.html
+++ b/LayoutTests/fast/dom/HTMLScriptElement/dont-load-unknown-type.html
@@ -14,9 +14,7 @@
   var bogus_script = document.createElement("script");
   bogus_script.type = "bogus";
   bogus_script.src = "shouldnotexecute.js";
-  bogus_script.addEventListener("beforeload", function() { fail('beforeload called on dynamic script that won\'t be loaded'); }, false);
   document.getElementsByTagName("head")[0].appendChild(bogus_script);
 </script>
 <script type="fake" src="shouldnotexecute.js"></script>
-<script type="dummy" src="shouldnotexecute.js" onbeforeload="fail('beforeload called on parser inserted script that won\'t be loaded');"></script>
 Unknown script types should not be loaded nor executed. If this test fails, an extra line will appear in the output with the script's MIME type.