Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/svg/SVGDescElement.h

Index: Source/core/svg/SVGDescElement.h
diff --git a/Source/core/svg/SVGDescElement.h b/Source/core/svg/SVGDescElement.h
index e22fcd7cbc91614590c349a1036b804e2f527e5e..dc77b384a0e27b4c94f03002485ea259f29b3f88 100644
--- a/Source/core/svg/SVGDescElement.h
+++ b/Source/core/svg/SVGDescElement.h
@@ -27,12 +27,12 @@ namespace WebCore {
 
 class SVGDescElement FINAL : public SVGElement {
 public:
-    static PassRefPtr<SVGDescElement> create(const QualifiedName&, Document*);
+    static PassRefPtr<SVGDescElement> create(const QualifiedName&, Document&);
 
     String description() const;
 
 private:
-    SVGDescElement(const QualifiedName&, Document*);
+    SVGDescElement(const QualifiedName&, Document&);
 
     virtual bool rendererIsNeeded(const NodeRenderingContext&) { return false; }
 };