Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/svg/SVGSetElement.h

Index: Source/core/svg/SVGSetElement.h
diff --git a/Source/core/svg/SVGSetElement.h b/Source/core/svg/SVGSetElement.h
index 70896306b606c76ba0104bef691cc3fa5abe2815..7ff5a5741cb5837eecabada079aa182fdddf0443 100644
--- a/Source/core/svg/SVGSetElement.h
+++ b/Source/core/svg/SVGSetElement.h
@@ -28,10 +28,10 @@ namespace WebCore {
 // SVGAnimateElement implements superset of the functionality.
 class SVGSetElement FINAL : public SVGAnimateElement {
 public:
-    static PassRefPtr<SVGSetElement> create(const QualifiedName&, Document*);
+    static PassRefPtr<SVGSetElement> create(const QualifiedName&, Document&);
 
 private:
-    SVGSetElement(const QualifiedName&, Document*);
+    SVGSetElement(const QualifiedName&, Document&);
     virtual void updateAnimationMode() OVERRIDE;
 };