WebKit merge 40668:40722 part 1.

third_party/WebKit/WebCore/dom/XMLTokenizerQt.cpp

 /*
  * Copyright (C) 2000 Peter Kelly (pmk@post.com)
  * Copyright (C) 2005, 2006, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008 Holger Hans Peter Freyther
  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 489 matching lines @@
     }
 }
 
 void XMLTokenizer::parseStartElement()
 {
     if (!m_sawFirstElement && m_parsingFragment) {
         // skip dummy element for fragments
         m_sawFirstElement = true;
         return;
     }
+
+    bool isFirstElement = !m_sawFirstElement;
     m_sawFirstElement = true;
 
     exitText();
 
     String localName = m_stream.name();
     String uri       = m_stream.namespaceUri();
     String prefix    = prefixFromQName(m_stream.qualifiedName().toString());
 
     if (m_parsingFragment && uri.isNull()) {
         Q_ASSERT (prefix.isNull());
@@ skipping 25 matching lines @@
         m_scriptStartLine = lineNumber();
 
     if (!m_currentNode->addChild(newElement.get())) {
         stopParsing();
         return;
     }
 
     setCurrentNode(newElement.get());
     if (m_view && !newElement->attached())
         newElement->attach();
+
+    if (isFirstElement && m_doc->frame())
+        m_doc->frame()->loader()->dispatchDocumentElementAvailable();
 }
 
 void XMLTokenizer::parseEndElement()
 {
     exitText();
 
     Node* n = m_currentNode;
     RefPtr<Node> parent = n->parentNode();
     n->finishParsingChildren();
 
@@ skipping 198 matching lines @@
 #endif
     if (!m_parsingFragment)
         m_doc->addChild(DocumentType::create(m_doc, name, publicId, systemId));
     
 }
 }