[SVG] SVGLength{,List} migration to new SVG property impl.

Source/core/svg/properties/NewSVGPropertyTearOff.h

Index: Source/core/svg/properties/NewSVGPropertyTearOff.h
diff --git a/Source/core/svg/properties/NewSVGPropertyTearOff.h b/Source/core/svg/properties/NewSVGPropertyTearOff.h
index 88a3ef93308138b84e82fb439fc521e42fc53090..1e51da21c7a9297750a2454966c064d7ff861123 100644
--- a/Source/core/svg/properties/NewSVGPropertyTearOff.h
+++ b/Source/core/svg/properties/NewSVGPropertyTearOff.h
@@ -61,7 +61,7 @@ public:
         return m_ownerList;
     }
 
-    void setBelongingList(NewSVGPropertyTearOffBase* ownerList)
+    void setOwnerList(NewSVGPropertyTearOffBase* ownerList)
     {
         m_ownerList = ownerList;
     }
@@ -93,6 +93,8 @@ public:
         return m_attributeName;
     }
 
+    virtual AnimatedPropertyType type() const = 0;
+
 protected:
     NewSVGPropertyTearOffBase(SVGElement* contextElement, PropertyIsAnimValType propertyIsAnimVal, const QualifiedName& attributeName = nullQName())
         : m_contextElement(contextElement)
@@ -126,6 +128,11 @@ public:
         m_target = target;
     }
 
+    virtual AnimatedPropertyType type() const OVERRIDE
+    {
+        return Property::classType();
+    }
+
 protected:
     NewSVGPropertyTearOff(PassRefPtr<Property> target, SVGElement* contextElement, PropertyIsAnimValType propertyIsAnimVal, const QualifiedName& attributeName = nullQName())
         : NewSVGPropertyTearOffBase(contextElement, propertyIsAnimVal, attributeName)