Crash trying to render a SVGFEDistantLightElement

Source/core/svg/SVGFELightElement.h

Index: Source/core/svg/SVGFELightElement.h
diff --git a/Source/core/svg/SVGFELightElement.h b/Source/core/svg/SVGFELightElement.h
index 4a17b1b2a5ef38be7a8bbeeadab58780f9e8efd7..4d8404178805e417a2e8e67378580bd3a4a0b74e 100644
--- a/Source/core/svg/SVGFELightElement.h
+++ b/Source/core/svg/SVGFELightElement.h
@@ -43,6 +43,8 @@ private:
     virtual void svgAttributeChanged(const QualifiedName&);
     virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
 
+    virtual bool rendererIsNeeded(const NodeRenderingContext&) OVERRIDE { return false; }
+
     BEGIN_DECLARE_ANIMATED_PROPERTIES(SVGFELightElement)
         DECLARE_ANIMATED_NUMBER(Azimuth, azimuth)
         DECLARE_ANIMATED_NUMBER(Elevation, elevation)