Add support for the object-fit CSS property.

LayoutTests/svg/repaint/repaint-paintorder.svg

Index: LayoutTests/svg/repaint/repaint-paintorder.svg
diff --git a/LayoutTests/svg/repaint/repaint-paintorder.svg b/LayoutTests/svg/repaint/repaint-paintorder.svg
new file mode 100644
index 0000000000000000000000000000000000000000..1dfd6e2111b513ac3de0d22324377bf802358519
--- /dev/null
+++ b/LayoutTests/svg/repaint/repaint-paintorder.svg
@@ -0,0 +1,39 @@
+<svg viewBox="-10 -10 280 220" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" onload="runRepaintTest()">
+	<script xlink:href="../../fast/repaint/resources/repaint.js"></script>
+	<script>
+	<![CDATA[
+		function repaintTest() {
+			document.getElementById('t1').setAttribute("paint-order", "stroke fill");
+			document.getElementById('t2').style.paintOrder = "normal";
+			document.getElementById('t3').setAttribute("paint-order", "markers fill stroke");
+			document.getElementById('t4').setAttribute("color", "cyan");
+		}
+	]]>
+	</script>
+
+	<defs>
+		<marker id="m" refX="5" refY="5" viewBox="0 0 10 10" overflow="visible">
+			<circle cx="5" cy="5" r="3" fill="black" stroke="black" fill-opacity="0.5"/>
+		</marker>
+		<svg id="poly" viewBox="-10 -10 420 420">
+			<polygon points="50 50 50 350 350 350 250 200" fill="blue" stroke="lime" stroke-width="50" style="marker: url(#m)" stroke-opacity="0.5"/>
+		</svg>
+		<marker id="m2" refX="5" refY="5" viewBox="0 0 10 10" overflow="visible">
+			<circle id="t4" cx="5" cy="5" r="3" fill="currentColor" stroke="currentColor" fill-opacity="0.5"/>
+		</marker>
+		<svg id="poly2" viewBox="-10 -10 420 420">
+			<polygon points="50 50 50 350 350 350 250 200" fill="blue" stroke="lime" stroke-width="50" style="marker: url(#m2)" stroke-opacity="0.5"/>
+		</svg>
+	</defs>
+	
+	<g transform="translate(0,50)">
+		<use id="t1" xlink:href="#poly" width="50" height="50" x="0"/>
+		<use id="t2" xlink:href="#poly" style="paint-order: markers stroke" width="50" height="50" x="50"/>
+		
+		<svg viewBox="-10 -10 420 420" width="50" height="50" x="100">
+			<polygon id="t3" points="50 50 50 350 350 350 250 200" fill="blue" stroke="lime" stroke-width="50" style="marker: url(#m)" stroke-opacity="0.5"/>
+		</svg>
+		
+		<use xlink:href="#poly2" width="50" height="50" x="150"/>
+	</g>
+</svg>