Remove SVGFilterElement's filterRes* attributes and setFilterRes()

Source/core/svg/SVGFilterElement.h

Index: Source/core/svg/SVGFilterElement.h
diff --git a/Source/core/svg/SVGFilterElement.h b/Source/core/svg/SVGFilterElement.h
index 16509c8b428d15c602445b1b80258310b0779e8c..597f466d9b8616888a0bca310252213840c7e378 100644
--- a/Source/core/svg/SVGFilterElement.h
+++ b/Source/core/svg/SVGFilterElement.h
@@ -44,7 +44,6 @@ public:
     DECLARE_NODE_FACTORY(SVGFilterElement);
     DECLARE_VIRTUAL_TRACE();
 
-    void setFilterRes(unsigned x, unsigned y);
     void addClient(Node*);
     void removeClient(Node*);
 
@@ -54,8 +53,6 @@ public:
     SVGAnimatedLength* height() const { return m_height.get(); }
     SVGAnimatedEnumeration<SVGUnitTypes::SVGUnitType>* filterUnits() { return m_filterUnits.get(); }
     SVGAnimatedEnumeration<SVGUnitTypes::SVGUnitType>* primitiveUnits() { return m_primitiveUnits.get(); }
-    SVGAnimatedInteger* filterResX() { return m_filterRes->firstInteger(); }
-    SVGAnimatedInteger* filterResY() { return m_filterRes->secondInteger(); }
 
 private:
     explicit SVGFilterElement(Document&);
@@ -75,7 +72,6 @@ private:
     RefPtrWillBeMember<SVGAnimatedLength> m_height;
     RefPtrWillBeMember<SVGAnimatedEnumeration<SVGUnitTypes::SVGUnitType>> m_filterUnits;
     RefPtrWillBeMember<SVGAnimatedEnumeration<SVGUnitTypes::SVGUnitType>> m_primitiveUnits;
-    RefPtrWillBeMember<SVGAnimatedIntegerOptionalInteger> m_filterRes;
 
     WillBeHeapHashSet<RefPtrWillBeMember<Node>> m_clientsToAdd;
 };