Fix typo in svg/dynamic-updates/SVGFEBlendElement-dom-in2-attr.html

third_party/WebKit/LayoutTests/svg/dynamic-updates/script-tests/SVGFEBlendElement-dom-in2-attr.js

 // [Name] SVGFEBlendElement-dom-in2-attr.js
 // [Expected rendering result] Seven blended rectangles in a gradient - and a series of PASS messages
 
 description("Tests dynamic updates of the 'in' attribute of the SVGFEBlendElement object")
 createSVGTestCase();
 
 var backgroundImage = createSVGElement("image");
 backgroundImage.setAttribute("x", "35");
 backgroundImage.setAttribute("y", "5");
 backgroundImage.setAttribute("width", "220");
@@ skipping 169 matching lines @@
 screenRectElement.setAttribute("filter", "url(#screenFilter)");
 rootSVGElement.appendChild(screenRectElement);
 
 var darkenRectElement = createSVGElement("rect");
 darkenRectElement.setAttribute("x", "25");
 darkenRectElement.setAttribute("y", "125");
 darkenRectElement.setAttribute("width", "240");
 darkenRectElement.setAttribute("height", "20");
 darkenRectElement.setAttribute("fill", "blue");
 darkenRectElement.setAttribute("opacity", "0.5");
-darkenRectElement.setAttribute("filter", "url(darkenFilter)");
+darkenRectElement.setAttribute("filter", "url(#darkenFilter)");
 rootSVGElement.appendChild(darkenRectElement);
 
 var lightenRectElement = createSVGElement("rect");
 lightenRectElement.setAttribute("x", "25");
 lightenRectElement.setAttribute("y", "148");
 lightenRectElement.setAttribute("width", "240");
 lightenRectElement.setAttribute("height", "20");
 lightenRectElement.setAttribute("fill", "blue");
 lightenRectElement.setAttribute("opacity", "0.5");
 lightenRectElement.setAttribute("filter", "url(#lightenFilter)");
@@ skipping 18 matching lines @@
     lightenBlend.setAttribute("in2", "lightenImg");
 
     shouldBeEqualToString("normalBlend.getAttribute('in2')", "normalImg");
     shouldBeEqualToString("multiplyBlend.getAttribute('in2')", "multiplyImg");
     shouldBeEqualToString("screenBlend.getAttribute('in2')", "screenImg");
     shouldBeEqualToString("darkenBlend.getAttribute('in2')", "darkenImg");
     shouldBeEqualToString("lightenBlend.getAttribute('in2')", "lightenImg");
 }
 
 var successfullyParsed = true;