Introduce InlinedGlobalMarkingVisitor

Source/core/svg/SVGPathSegList.h

Index: Source/core/svg/SVGPathSegList.h
diff --git a/Source/core/svg/SVGPathSegList.h b/Source/core/svg/SVGPathSegList.h
index 477420a502d67d46f7c1961a41e691f9e91cd53a..9d7dbfb53387c62219a534ae5360b0b7aad65a15 100644
--- a/Source/core/svg/SVGPathSegList.h
+++ b/Source/core/svg/SVGPathSegList.h
@@ -42,7 +42,7 @@ namespace blink {
 class SVGPathElement;
 class SVGPathSegListTearOff;
 
-class SVGPathSegList : public SVGListPropertyHelper<SVGPathSegList, SVGPathSeg> {
+class GC_PLUGIN_IGNORE("") SVGPathSegList : public SVGListPropertyHelper<SVGPathSegList, SVGPathSeg> {
 public:
     typedef void PrimitiveType;
     typedef SVGPathSeg ItemPropertyType;
@@ -146,7 +146,7 @@ public:
 
     static AnimatedPropertyType classType() { return AnimatedPath; }
 
-    virtual void trace(Visitor*) override;
+    DECLARE_TRACE(virtual,override);
 
 private:
     explicit SVGPathSegList(SVGPathElement*);