Use more direct Element creation methods

Source/core/dom/Document.cpp

Index: Source/core/dom/Document.cpp
diff --git a/Source/core/dom/Document.cpp b/Source/core/dom/Document.cpp
index 90e8afb08463db1fc27d15d38f0514117fc655b1..e16e9271ac324fa36b123150381e4c5e5f67f8b9 100644
--- a/Source/core/dom/Document.cpp
+++ b/Source/core/dom/Document.cpp
@@ -713,7 +713,7 @@ PassRefPtr<Element> Document::createElement(const AtomicString& name, ExceptionS
     if (isXHTMLDocument() || isHTMLDocument())
         return HTMLElementFactory::createHTMLElement(isHTMLDocument() ? name.lower() : name, *this, 0, false);
 
-    return createElement(QualifiedName(nullAtom, name, nullAtom), false);
+    return Element::create(QualifiedName(nullAtom, name, nullAtom), this);
 }
 
 PassRefPtr<Element> Document::createElement(const AtomicString& localName, const AtomicString& typeExtension, ExceptionState& exceptionState)
@@ -1337,7 +1337,7 @@ void Document::setTitle(const String& title)
         m_titleElement = 0;
     else if (!m_titleElement) {
         if (HTMLElement* headElement = head()) {
-            m_titleElement = createElement(titleTag, false);
+            m_titleElement = HTMLTitleElement::create(*this);

[Inactive, 2014/02/13 17:26:22]

This no longer updates m_sawElementsInKnownNamespaces. Why isn't this a problem?

             headElement->appendChild(m_titleElement);
         }
     }