Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/svg/SVGClipPathElement.h

Index: Source/core/svg/SVGClipPathElement.h
diff --git a/Source/core/svg/SVGClipPathElement.h b/Source/core/svg/SVGClipPathElement.h
index 5667aa7dd16d24d4fe3c989d6345e247abaa8217..80f6be944eacaf03974c3d38c400daf0deb9f4fa 100644
--- a/Source/core/svg/SVGClipPathElement.h
+++ b/Source/core/svg/SVGClipPathElement.h
@@ -35,10 +35,10 @@ class RenderObject;
 class SVGClipPathElement FINAL : public SVGGraphicsElement,
                                  public SVGExternalResourcesRequired {
 public:
-    static PassRefPtr<SVGClipPathElement> create(const QualifiedName&, Document*);
+    static PassRefPtr<SVGClipPathElement> create(const QualifiedName&, Document&);
 
 private:
-    SVGClipPathElement(const QualifiedName&, Document*);
+    SVGClipPathElement(const QualifiedName&, Document&);
 
     virtual bool isValid() const { return SVGTests::isValid(); }
     virtual bool needsPendingResourceHandling() const { return false; }