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

Source/core/svg/SVGFEMergeNodeElement.cpp

Index: Source/core/svg/SVGFEMergeNodeElement.cpp
diff --git a/Source/core/svg/SVGFEMergeNodeElement.cpp b/Source/core/svg/SVGFEMergeNodeElement.cpp
index 3a85aa4eb9b05cbf38fe7d15257badf66f7e3926..0807611c0f73b41412d58ac2a5c587741b61ce13 100644
--- a/Source/core/svg/SVGFEMergeNodeElement.cpp
+++ b/Source/core/svg/SVGFEMergeNodeElement.cpp
@@ -26,7 +26,7 @@
 
 namespace WebCore {
 
-SVGFEMergeNodeElement::SVGFEMergeNodeElement(Document& document)
+inline SVGFEMergeNodeElement::SVGFEMergeNodeElement(Document& document)
     : SVGElement(SVGNames::feMergeNodeTag, document)
     , m_in1(SVGAnimatedString::create(this, SVGNames::inAttr, SVGString::create()))
 {
@@ -34,6 +34,8 @@ SVGFEMergeNodeElement::SVGFEMergeNodeElement(Document& document)
     addToPropertyMap(m_in1);
 }
 
+DEFINE_NODE_FACTORY(SVGFEMergeNodeElement)
+
 bool SVGFEMergeNodeElement::isSupportedAttribute(const QualifiedName& attrName)
 {
     DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());