Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/svg/SVGFontElement.h

Index: Source/core/svg/SVGFontElement.h
diff --git a/Source/core/svg/SVGFontElement.h b/Source/core/svg/SVGFontElement.h
index 1d3b570a1c1cd6dbb98ca5bef3fbb12206b6f122..1737f1eebb3425eb594781e3c1f927f4a9706bb1 100644
--- a/Source/core/svg/SVGFontElement.h
+++ b/Source/core/svg/SVGFontElement.h
@@ -55,7 +55,7 @@ class SVGMissingGlyphElement;
 class SVGFontElement FINAL : public SVGElement
                            , public SVGExternalResourcesRequired {
 public:
-    static PassRefPtr<SVGFontElement> create(const QualifiedName&, Document*);
+    static PassRefPtr<SVGFontElement> create(const QualifiedName&, Document&);
 
     void invalidateGlyphCache();
     void collectGlyphsForString(const String&, Vector<SVGGlyph>&);
@@ -71,7 +71,7 @@ public:
     SVGMissingGlyphElement* firstMissingGlyphElement() const;
 
 private:
-    SVGFontElement(const QualifiedName&, Document*);
+    SVGFontElement(const QualifiedName&, Document&);
 
     virtual bool rendererIsNeeded(const NodeRenderingContext&) { return false; }