[SVG2] css 'outline' property should apply to svg elements

LayoutTests/svg/text/tspan-outline-2.svg

Index: LayoutTests/svg/text/tspan-outline-2.svg
diff --git a/LayoutTests/svg/text/tspan-outline-2.svg b/LayoutTests/svg/text/tspan-outline-2.svg
new file mode 100644
index 0000000000000000000000000000000000000000..21bf05c9554efc56515ce8955ea0bec82ba1d45e
--- /dev/null
+++ b/LayoutTests/svg/text/tspan-outline-2.svg
@@ -0,0 +1,14 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="800" height="100">
+	<desc>Test that the outline is painted, and that :active stylerules apply correctly on the 'tspan' element.</desc>
+	<style>
+	*:focus { fill: green; outline: 2px solid black; }
+	text { font: 32px sans-serif; }
+	</style>
+	
+	<text y="40">>>> <tspan tabindex="2">Test didn't run</tspan> &lt;&lt;&lt;</text>
+	<script>
+		var t = document.querySelector("tspan");
+		t.focus();
+		t.textContent = document.activeElement;
+	</script>
+</svg>