Convert qname with prefix to upper-case in tagName

Source/core/html/HTMLElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2011 Motorola Mobility. 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
@@ skipping 55 matching lines @@
 PassRefPtr<HTMLElement> HTMLElement::create(const QualifiedName& tagName, Document& document)
 {
     return adoptRef(new HTMLElement(tagName, document));
 }
 
 String HTMLElement::nodeName() const
 {
     // FIXME: Would be nice to have an atomicstring lookup based off uppercase
     // chars that does not have to copy the string on a hit in the hash.
     // FIXME: We should have a way to detect XHTML elements and replace the hasPrefix() check with it.
-    if (document().isHTMLDocument() && !tagQName().hasPrefix())
-        return tagQName().localNameUpper();
+    if (document().isHTMLDocument()) {
+        if (!tagQName().hasPrefix())
+            return tagQName().localNameUpper();
+        return Element::nodeName().upper();
+    }
     return Element::nodeName();
 }
 
 bool HTMLElement::ieForbidsInsertHTML() const
 {
     // FIXME: Supposedly IE disallows settting innerHTML, outerHTML
     // and createContextualFragment on these tags.  We have no tests to
     // verify this however, so this list could be totally wrong.
     // This list was moved from the previous endTagRequirement() implementation.
     // This is also called from editing and assumed to be the list of tags
@@ skipping 906 matching lines @@
 #ifndef NDEBUG
 
 // For use in the debugger
 void dumpInnerHTML(WebCore::HTMLElement*);
 
 void dumpInnerHTML(WebCore::HTMLElement* element)
 {
     printf("%s\n", element->innerHTML().ascii().data());
 }
 #endif