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

third_party/WebKit/LayoutTests/animations/responsive/resources/responsive-test.js

Index: third_party/WebKit/LayoutTests/animations/responsive/resources/responsive-test.js
diff --git a/third_party/WebKit/LayoutTests/animations/responsive/resources/responsive-test.js b/third_party/WebKit/LayoutTests/animations/responsive/resources/responsive-test.js
index aacdbb60b1bff99f85951a597f4b465b20ff30af..ef16194961a2ba65d6fe7e1a1ddc95fa25cb8438 100644
--- a/third_party/WebKit/LayoutTests/animations/responsive/resources/responsive-test.js
+++ b/third_party/WebKit/LayoutTests/animations/responsive/resources/responsive-test.js
@@ -150,6 +150,10 @@ function runPendingResponsiveTests() {
             var expectation = after.expect[i];
             var actual = getComputedStyle(target)[property];
             test(function() {
+              if (/url\(([^\)]*)\)/g.test(expectation.is) && !/url\("([^\)]*)"\)/g.test(expectation.is)) {

[Timothy Loh, 2015/09/25 14:22:05]

just update fill-responsive.html instead?

[nainar, 2015/09/28 01:19:17]

Done.

+                var url = /url\(([^\)]*)\)/g.exec(expectation.is)[1];
+                expectation.is = 'url("' + url + '")';
+              }
               assert_equals(actual, expectation.is);
             }, `Animation on property <${property}> from [${from}] to [${to}] with ${JSON.stringify(before.state)} changed to ${JSON.stringify(after.state)} at (${expectation.at}) is [${expectation.is}]`);
           }