Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/svg/SVGEllipseElement.cpp

Index: Source/core/svg/SVGEllipseElement.cpp
diff --git a/Source/core/svg/SVGEllipseElement.cpp b/Source/core/svg/SVGEllipseElement.cpp
index eef94a25cc670e6eb8c42c0a9453fd8d35b69868..8002b06dd94e1d4095260a739f8a6fa070da60de 100644
--- a/Source/core/svg/SVGEllipseElement.cpp
+++ b/Source/core/svg/SVGEllipseElement.cpp
@@ -46,7 +46,7 @@ BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGEllipseElement)
     REGISTER_PARENT_ANIMATED_PROPERTIES(SVGGraphicsElement)
 END_REGISTER_ANIMATED_PROPERTIES
 
-inline SVGEllipseElement::SVGEllipseElement(const QualifiedName& tagName, Document* document)
+inline SVGEllipseElement::SVGEllipseElement(const QualifiedName& tagName, Document& document)
     : SVGGraphicsElement(tagName, document)
     , m_cx(LengthModeWidth)
     , m_cy(LengthModeHeight)
@@ -58,7 +58,7 @@ inline SVGEllipseElement::SVGEllipseElement(const QualifiedName& tagName, Docume
     registerAnimatedPropertiesForSVGEllipseElement();
 }
 
-PassRefPtr<SVGEllipseElement> SVGEllipseElement::create(const QualifiedName& tagName, Document* document)
+PassRefPtr<SVGEllipseElement> SVGEllipseElement::create(const QualifiedName& tagName, Document& document)
 {
     return adoptRef(new SVGEllipseElement(tagName, document));
 }