Add svgAttributeChanged function to SVGFEComponentTransferElement class

Source/core/svg/SVGFEComponentTransferElement.cpp

Index: Source/core/svg/SVGFEComponentTransferElement.cpp
diff --git a/Source/core/svg/SVGFEComponentTransferElement.cpp b/Source/core/svg/SVGFEComponentTransferElement.cpp
index 95427c3b9e6b0c299a302e73913ea14eaadf760a..482f08fa6975d9ecb259c5d5bacc5181b27bfcb4 100644
--- a/Source/core/svg/SVGFEComponentTransferElement.cpp
+++ b/Source/core/svg/SVGFEComponentTransferElement.cpp
@@ -56,6 +56,23 @@ bool SVGFEComponentTransferElement::isSupportedAttribute(const QualifiedName& at
     return supportedAttributes.contains<SVGAttributeHashTranslator>(attrName);
 }
 
+void SVGFEComponentTransferElement::svgAttributeChanged(const QualifiedName& attrName)
+{
+    if (!isSupportedAttribute(attrName)) {
+        SVGFilterPrimitiveStandardAttributes::svgAttributeChanged(attrName);
+        return;
+    }
+
+    SVGElement::InvalidationGuard invalidationGuard(this);
+
+    if (attrName == SVGNames::inAttr) {
+        invalidate();
+        return;
+    }
+
+    ASSERT_NOT_REACHED();
+}
+
 PassRefPtrWillBeRawPtr<FilterEffect> SVGFEComponentTransferElement::build(SVGFilterBuilder* filterBuilder, Filter* filter)
 {
     FilterEffect* input1 = filterBuilder->getEffectById(AtomicString(m_in1->currentValue()->value()));