Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/svg/SVGPolygonElement.cpp

Index: Source/core/svg/SVGPolygonElement.cpp
diff --git a/Source/core/svg/SVGPolygonElement.cpp b/Source/core/svg/SVGPolygonElement.cpp
index 888812627c24a5820fe6268d2dda5933596e7db4..28175e4bb41e7f8efea07915d9cae1a2d5ed0087 100644
--- a/Source/core/svg/SVGPolygonElement.cpp
+++ b/Source/core/svg/SVGPolygonElement.cpp
@@ -25,14 +25,14 @@
 
 namespace WebCore {
 
-inline SVGPolygonElement::SVGPolygonElement(const QualifiedName& tagName, Document* document)
+inline SVGPolygonElement::SVGPolygonElement(const QualifiedName& tagName, Document& document)
     : SVGPolyElement(tagName, document)
 {
     ASSERT(hasTagName(SVGNames::polygonTag));
     ScriptWrappable::init(this);
 }
 
-PassRefPtr<SVGPolygonElement> SVGPolygonElement::create(const QualifiedName& tagName, Document* document)
+PassRefPtr<SVGPolygonElement> SVGPolygonElement::create(const QualifiedName& tagName, Document& document)
 {
     return adoptRef(new SVGPolygonElement(tagName, document));
 }