Apply DEFINE/DECLARE_NODE_FACTORY(T) macro to element factories with single Document& argument.

Source/core/svg/SVGMaskElement.cpp

Index: Source/core/svg/SVGMaskElement.cpp
diff --git a/Source/core/svg/SVGMaskElement.cpp b/Source/core/svg/SVGMaskElement.cpp
index d51e43806a6c734414298c416296066e61bb5694..b734228407ba496a40dc50b412c5f5aa782dcc05 100644
--- a/Source/core/svg/SVGMaskElement.cpp
+++ b/Source/core/svg/SVGMaskElement.cpp
@@ -29,7 +29,7 @@
 
 namespace WebCore {
 
-SVGMaskElement::SVGMaskElement(Document& document)
+inline SVGMaskElement::SVGMaskElement(Document& document)
     : SVGElement(SVGNames::maskTag, document)
     , SVGTests(this)
     , m_x(SVGAnimatedLength::create(this, SVGNames::xAttr, SVGLength::create(LengthModeWidth), AllowNegativeLengths))
@@ -57,6 +57,8 @@ SVGMaskElement::SVGMaskElement(Document& document)
     addToPropertyMap(m_maskContentUnits);
 }
 
+DEFINE_NODE_FACTORY(SVGMaskElement)
+
 bool SVGMaskElement::isSupportedAttribute(const QualifiedName& attrName)
 {
     DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());