Map light-source oBB-relative coordinates to the user-space of the filter

Source/core/svg/SVGFELightElement.cpp

Index: Source/core/svg/SVGFELightElement.cpp
diff --git a/Source/core/svg/SVGFELightElement.cpp b/Source/core/svg/SVGFELightElement.cpp
index cc045fdb76bd6e2fea614b7d1ac5ed40362e760d..e8aafb0c12a0e432b6aca051ef4b02042b914e7f 100644
--- a/Source/core/svg/SVGFELightElement.cpp
+++ b/Source/core/svg/SVGFELightElement.cpp
@@ -61,14 +61,6 @@ SVGFELightElement* SVGFELightElement::findLightElement(const SVGElement& svgElem
     return Traversal<SVGFELightElement>::firstChild(svgElement);
 }
 
-PassRefPtr<LightSource> SVGFELightElement::findLightSource(const SVGElement& svgElement)
-{
-    SVGFELightElement* lightNode = findLightElement(svgElement);
-    if (!lightNode)
-        return nullptr;
-    return lightNode->lightSource();
-}
-
 bool SVGFELightElement::isSupportedAttribute(const QualifiedName& attrName)
 {
     DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());