Remove beforeload events.

Source/core/html/HTMLObjectElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Stefan Schimanski (1Stein@gmx.de)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 93 matching lines @@
             setNeedsWidgetUpdate(true);
             if (!m_imageLoader)
                 m_imageLoader = adoptPtr(new HTMLImageLoader(this));
             m_imageLoader->updateFromElementIgnoringPreviousError();
         } else {
             reloadPluginOnAttributeChange(name);
         }
     } else if (name == classidAttr) {
         m_classId = value;
         reloadPluginOnAttributeChange(name);
-    } else if (name == onbeforeloadAttr) {
-        setAttributeEventListener(EventTypeNames::beforeload, createAttributeEventListener(this, name, value));
     } else {
         HTMLPlugInElement::parseAttribute(name, value);
     }
 }
 
 static void mapDataParamToSrc(Vector<String>* paramNames, Vector<String>* paramValues)
 {
     // Some plugins don't understand the "data" attribute of the OBJECT tag (i.e. Real and WMP
     // require "src" attribute).
     int srcIndex = -1, dataIndex = -1;
@@ skipping 186 matching lines @@
 
     // Note: url is modified above by parametersForPlugin.
     if (!allowedToLoadFrameURL(url)) {
         dispatchErrorEvent();
         return;
     }
 
     bool fallbackContent = hasFallbackContent();
     renderEmbeddedObject()->setHasFallbackContent(fallbackContent);
 
-    RefPtr<HTMLObjectElement> protect(this); // beforeload and plugin loading can make arbitrary DOM mutations.
-    bool beforeLoadAllowedLoad = dispatchBeforeLoadEvent(url);
-    if (!renderer()) // Do not load the plugin if beforeload removed this element or its renderer.
+    // FIXME: Is it possible to get here without a renderer now that we don't have beforeload events?
+    if (!renderer())
         return;
 
-    if (!beforeLoadAllowedLoad || !hasValidClassId() || !requestObject(url, serviceType, paramNames, paramValues)) {
+    if (!hasValidClassId() || !requestObject(url, serviceType, paramNames, paramValues)) {
         if (!url.isEmpty())
             dispatchErrorEvent();
         if (fallbackContent)
             renderFallbackContent();
     }
 }
 
 bool HTMLObjectElement::rendererIsNeeded(const RenderStyle& style)
 {
     // FIXME: This check should not be needed, detached documents never render!
@@ skipping 145 matching lines @@
 {
     return fastHasAttribute(usemapAttr);
 }
 
 bool HTMLObjectElement::useFallbackContent() const
 {
     return HTMLPlugInElement::useFallbackContent() || m_useFallbackContent;
 }
 
 }