Make sure <url>s are being serialized according to spec

LayoutTests/fast/inspector-support/cssURLQuotes.html

Index: LayoutTests/fast/inspector-support/cssURLQuotes.html
diff --git a/LayoutTests/fast/inspector-support/cssURLQuotes.html b/LayoutTests/fast/inspector-support/cssURLQuotes.html
index 5b3dfb299454fe6d0325f8a7a245435dabf18405..350a517906898d98c290ced5fb5bc18ac033c206 100644
--- a/LayoutTests/fast/inspector-support/cssURLQuotes.html
+++ b/LayoutTests/fast/inspector-support/cssURLQuotes.html
@@ -1,13 +1,13 @@
-<div id="testUnquoted" style="background-image: url(file:///unquoted)"></div>
-<div id="testNoQuotesNeeded" style="background-image: url('file:///noQuotesNeeded')"></div>
-<div id="testShouldQuote" style="background-image: url('file:///should(Quote)')"></div>
+<div id="testQuoted1" style="background-image: url(file:///unquoted)"></div>
+<div id="testQuoted2" style="background-image: url('file:///quoted')"></div>
+<div id="testQuoted3" style="background-image: url('file:///should(Quote)')"></div>
 <script>
 function test(id, reason) {
     alert(document.getElementById(id).style.getPropertyValue("background-image") + " (" + reason + ")");
 }
 if (window.testRunner)
     testRunner.dumpAsText();
-test("testUnquoted", "URL should not be quoted");
-test("testNoQuotesNeeded", "URL should not be quoted");
-test("testShouldQuote", "URL should be quoted");
+test("testQuoted1", "URL should be quoted");
+test("testQuoted2", "URL should be quoted");
+test("testQuoted3", "URL should be quoted");
 </script>