Convert svg repaint tests to pixel test only repaint

LayoutTests/svg/custom/js-late-marker-and-object-creation.svg

Index: LayoutTests/svg/custom/js-late-marker-and-object-creation.svg
diff --git a/LayoutTests/svg/custom/js-late-marker-and-object-creation.svg b/LayoutTests/svg/custom/js-late-marker-and-object-creation.svg
index 9eec75846b7a048b86365e85ac85fb7aa4641bcf..acc2a93440510c195d79511849c175d2d20c7754 100644
--- a/LayoutTests/svg/custom/js-late-marker-and-object-creation.svg
+++ b/LayoutTests/svg/custom/js-late-marker-and-object-creation.svg
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1 Basic//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11-basic.dtd">  
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"  id="svg-root" width="100%" height="100%" viewBox="0 0 480 360" onload="runRepaintTest()">
-<script xlink:href="../../fast/repaint/resources/repaint.js"/>
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"  id="svg-root" width="100%" height="100%" viewBox="0 0 480 360" onload="runRepaintAndPixelTest()">
+<script xlink:href="../../fast/repaint/resources/text-based-repaint.js"/>
 <defs id="defs">
     <marker id="markerStart" viewBox="0 0 10 10" markerWidth="2" markerHeight="2" refX="5" refY="5" markerUnits="strokeWidth">
         <rect width="10" height="10" fill="red" stroke="none"/>