Remove QualifiedName argument from most HTMLElement::create functions

Source/core/html/HTMLLegendElement.cpp

Index: Source/core/html/HTMLLegendElement.cpp
diff --git a/Source/core/html/HTMLLegendElement.cpp b/Source/core/html/HTMLLegendElement.cpp
index 515932622ead34d0dcf065c1f2abef1ba0e1fe73..8d01e9e5cf46d24cc9680896544f5ce2d202111b 100644
--- a/Source/core/html/HTMLLegendElement.cpp
+++ b/Source/core/html/HTMLLegendElement.cpp
@@ -35,16 +35,15 @@ namespace WebCore {
 using namespace HTMLNames;
 
 
-inline HTMLLegendElement::HTMLLegendElement(const QualifiedName& tagName, Document& document)
-    : HTMLElement(tagName, document)
+inline HTMLLegendElement::HTMLLegendElement(Document& document)
+    : HTMLElement(legendTag, document)
 {
-    ASSERT(hasTagName(legendTag));
     ScriptWrappable::init(this);
 }
 
-PassRefPtr<HTMLLegendElement> HTMLLegendElement::create(const QualifiedName& tagName, Document& document)
+PassRefPtr<HTMLLegendElement> HTMLLegendElement::create(Document& document)
 {
-    return adoptRef(new HTMLLegendElement(tagName, document));
+    return adoptRef(new HTMLLegendElement(document));
 }
 
 HTMLFormControlElement* HTMLLegendElement::associatedControl()