Remove SVGPathElement.pathSegList and related interfaces

third_party/WebKit/Source/core/svg/properties/SVGAnimatedProperty.h

Index: third_party/WebKit/Source/core/svg/properties/SVGAnimatedProperty.h
diff --git a/third_party/WebKit/Source/core/svg/properties/SVGAnimatedProperty.h b/third_party/WebKit/Source/core/svg/properties/SVGAnimatedProperty.h
index 00326e27106821512503e97f0f5969f89ad559f2..4fe552ffe8ff0568de7e23dcc601b9e18f442b3c 100644
--- a/third_party/WebKit/Source/core/svg/properties/SVGAnimatedProperty.h
+++ b/third_party/WebKit/Source/core/svg/properties/SVGAnimatedProperty.h
@@ -326,6 +326,30 @@ private:
     RefPtrWillBeMember<TearOffType> m_animValTearOff;
 };
 
+// Implementation of SVGAnimatedProperty which doesn't use tear-off value types.
+// This class has "void" for its TearOffType.
+// Currently only used for SVGAnimatedPath.
+template <typename Property>
+class SVGAnimatedProperty<Property, void, void> : public SVGAnimatedPropertyCommon<Property> {
+public:
+    static PassRefPtrWillBeRawPtr<SVGAnimatedProperty<Property>> create(SVGElement* contextElement, const QualifiedName& attributeName, PassRefPtrWillBeRawPtr<Property> initialValue)
+    {
+        return adoptRefWillBeNoop(new SVGAnimatedProperty<Property>(contextElement, attributeName, initialValue));
+    }
+
+    bool needsSynchronizeAttribute() override
+    {
+        // DOM attribute synchronization is only needed if the property is being animated.
+        return this->isAnimating();
+    }
+
+protected:
+    SVGAnimatedProperty(SVGElement* contextElement, const QualifiedName& attributeName, PassRefPtrWillBeRawPtr<Property> initialValue)
+        : SVGAnimatedPropertyCommon<Property>(contextElement, attributeName, initialValue)
+    {
+    }
+};
+
 } // namespace blink
 
 #endif // SVGAnimatedProperty_h