Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/svg/SVGLineElement.cpp

Index: Source/core/svg/SVGLineElement.cpp
diff --git a/Source/core/svg/SVGLineElement.cpp b/Source/core/svg/SVGLineElement.cpp
index c699f218abe3d4fe4b25b5bafe251ccb70ca6361..fe21256f3a946606276e2b6aa8db03b0d611c3ff 100644
--- a/Source/core/svg/SVGLineElement.cpp
+++ b/Source/core/svg/SVGLineElement.cpp
@@ -45,7 +45,7 @@ BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGLineElement)
     REGISTER_PARENT_ANIMATED_PROPERTIES(SVGGraphicsElement)
 END_REGISTER_ANIMATED_PROPERTIES
 
-inline SVGLineElement::SVGLineElement(const QualifiedName& tagName, Document* document)
+inline SVGLineElement::SVGLineElement(const QualifiedName& tagName, Document& document)
     : SVGGraphicsElement(tagName, document)
     , m_x1(LengthModeWidth)
     , m_y1(LengthModeHeight)
@@ -57,7 +57,7 @@ inline SVGLineElement::SVGLineElement(const QualifiedName& tagName, Document* do
     registerAnimatedPropertiesForSVGLineElement();
 }
 
-PassRefPtr<SVGLineElement> SVGLineElement::create(const QualifiedName& tagName, Document* document)
+PassRefPtr<SVGLineElement> SVGLineElement::create(const QualifiedName& tagName, Document& document)
 {
     return adoptRef(new SVGLineElement(tagName, document));
 }