Remove beforeload events.

Source/core/html/HTMLImageElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * 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
  * version 2 of the License, or (at your option) any later version.
@@ skipping 146 matching lines @@
         if (RuntimeEnabledFeatures::srcsetEnabled()) {
             ImageCandidate candidate = bestFitSourceForImageAttributes(document().devicePixelRatio(), fastGetAttribute(srcAttr), fastGetAttribute(srcsetAttr));
             m_bestFitImageURL = candidate.toAtomicString();
             float candidateScaleFactor = candidate.scaleFactor();
             if (candidateScaleFactor > 0)
                 m_imageDevicePixelRatio = 1 / candidateScaleFactor;
             if (renderer() && renderer()->isImage())
                 toRenderImage(renderer())->setImageDevicePixelRatio(m_imageDevicePixelRatio);
         }
         m_imageLoader.updateFromElementIgnoringPreviousError();
-    }
-    else if (name == usemapAttr)
+    } else if (name == usemapAttr) {
         setIsLink(!value.isNull());
-    else if (name == onbeforeloadAttr)
-        setAttributeEventListener(EventTypeNames::beforeload, createAttributeEventListener(this, name, value));
-    else if (name == compositeAttr) {
+    } else if (name == compositeAttr) {
         // FIXME: images don't support blend modes in their compositing attribute.
         blink::WebBlendMode blendOp = blink::WebBlendModeNormal;
         if (!parseCompositeAndBlendOperator(value, m_compositeOperator, blendOp))
             m_compositeOperator = CompositeSourceOver;
-    } else
+    } else {
         HTMLElement::parseAttribute(name, value);
+    }
 }
 
 const AtomicString& HTMLImageElement::altText() const
 {
     // lets figure out the alt text.. magic stuff
     // http://www.w3.org/TR/1998/REC-html40-19980424/appendix/notes.html#altgen
     // also heavily discussed by Hixie on bugzilla
     const AtomicString& alt = fastGetAttribute(altAttr);
     if (!alt.isNull())
         return alt;
@@ skipping 17 matching lines @@
     if (shadow())
         return HTMLElement::canStartSelection();
 
     return false;
 }
 
 void HTMLImageElement::attach(const AttachContext& context)
 {
     HTMLElement::attach(context);
 
-    if (renderer() && renderer()->isImage() && !m_imageLoader.hasPendingBeforeLoadEvent()) {
+    if (renderer() && renderer()->isImage()) {
         RenderImage* renderImage = toRenderImage(renderer());
         RenderImageResource* renderImageResource = renderImage->imageResource();
         if (renderImageResource->hasImage())
             return;
 
         // If we have no image at all because we have no src attribute, set
         // image height and width for the alt text instead.
         if (!m_imageLoader.image() && !renderImageResource->cachedImage())
             renderImage->setImageSizeForAltText();
         else
@@ skipping 241 matching lines @@
     if (!image)
         return FloatSize();
     LayoutSize size;
     size = image->imageSizeForRenderer(renderer(), 1.0f); // FIXME: Not sure about this.
     if (renderer() && renderer()->isRenderImage() && image->image() && !image->image()->hasRelativeWidth())
         size.scale(toRenderImage(renderer())->imageDevicePixelRatio());
     return size;
 }
 
 }