Implement 'mouseenter' and 'mouseleave' from DOM Level 3 Events.

Source/core/svg/SVGElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2008 Rob Buis <buis@kde.org>
  * Copyright (C) 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Alp Toker <alp@atoker.com>
  * Copyright (C) 2009 Cameron McCormack <cam@mcc.id.au>
  *
  * 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 302 matching lines @@
 
 void SVGElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
 {
     // standard events
     if (name == onloadAttr)
         setAttributeEventListener(eventNames().loadEvent, createAttributeEventListener(this, name, value));
     else if (name == onclickAttr)
         setAttributeEventListener(eventNames().clickEvent, createAttributeEventListener(this, name, value));
     else if (name == onmousedownAttr)
         setAttributeEventListener(eventNames().mousedownEvent, createAttributeEventListener(this, name, value));
+    else if (name == onmouseenterAttr)
+        setAttributeEventListener(eventNames().mouseenterEvent, createAttributeEventListener(this, name, value));
+    else if (name == onmouseleaveAttr)
+        setAttributeEventListener(eventNames().mouseleaveEvent, createAttributeEventListener(this, name, value));
     else if (name == onmousemoveAttr)
         setAttributeEventListener(eventNames().mousemoveEvent, createAttributeEventListener(this, name, value));
     else if (name == onmouseoutAttr)
         setAttributeEventListener(eventNames().mouseoutEvent, createAttributeEventListener(this, name, value));
     else if (name == onmouseoverAttr)
         setAttributeEventListener(eventNames().mouseoverEvent, createAttributeEventListener(this, name, value));
     else if (name == onmouseupAttr)
         setAttributeEventListener(eventNames().mouseupEvent, createAttributeEventListener(this, name, value));
     else if (name == SVGNames::onfocusinAttr)
         setAttributeEventListener(eventNames().focusinEvent, createAttributeEventListener(this, name, value));
@@ skipping 405 matching lines @@
     }
 
     if (name == classAttr)
         return isSVGStyledElement();
 
     return animatableAttributes.contains(name);
 }
 #endif
 
 }