Promote new CSS parser to experimental

LayoutTests/fast/css/script-tests/string-quote-binary.js

Index: LayoutTests/fast/css/script-tests/string-quote-binary.js
diff --git a/LayoutTests/fast/css/script-tests/string-quote-binary.js b/LayoutTests/fast/css/script-tests/string-quote-binary.js
index f6525f7163ebe5ff9dfd47029f859bec435d170a..870b2bd130b78b2d53fb79522372a0d322bec6b7 100644
--- a/LayoutTests/fast/css/script-tests/string-quote-binary.js
+++ b/LayoutTests/fast/css/script-tests/string-quote-binary.js
@@ -5,23 +5,24 @@ description(
 var inputs = ["'\\0\\1\\2\\3\\4\\5\\6\\7\\8\\9\\a\\b\\c\\d\\e\\f'",
               "'\\10\\11\\12\\13\\14\\15\\16\\17\\18\\19\\1a\\1b\\1c\\1d\\1e\\1f\\7f'",
               "'\\A\\B\\C\\D\\E\\F\\1A\\1B\\1C\\1D\\1E\\1F\\7F'",
-              "'\\0 \\1 \\2 '",
-              "'\\0  \\1  \\2  '",
-              "'\\0   \\1   \\2   '",
+              "'\\3 \\1 \\2 '",
+              "'\\3  \\1  \\2  '",
+              "'\\3   \\1   \\2   '",
               "'\\00000f\\00000g'",
-              "'\\0 0\\0 1\\0 2\\0 3\\0 4\\0 5\\0 6\\0 7\\0 8\\0 9'",
-              "'\\0 A\\0 B\\0 C\\0 D\\0 E\\0 F\\0 G'",
-              "'\\0 a\\0 b\\0 c\\0 d\\0 e\\0 f\\0 g'"];
-var expected = ["'\\0\\1\\2\\3\\4\\5\\6\\7\\8\\9\\a\\b\\c\\d\\e\\f'",
+              "'\\1 0\\1 1\\1 2\\1 3\\1 4\\1 5\\1 6\\1 7\\1 8\\1 9'",
+              "'\\1 A\\1 B\\1 C\\1 D\\1 E\\1 F\\1 G'",
+              "'\\1 a\\1 b\\1 c\\1 d\\1 e\\1 f\\1 g'"];
+// Null is replaced with U+FFFD as per css-syntax
+var expected = ["'\uFFFD\\1\\2\\3\\4\\5\\6\\7\\8\\9\\a\\b\\c\\d\\e\\f'",
                 "'\\10\\11\\12\\13\\14\\15\\16\\17\\18\\19\\1a\\1b\\1c\\1d\\1e\\1f\\7f'",
                 "'\\a\\b\\c\\d\\e\\f\\1a\\1b\\1c\\1d\\1e\\1f\\7f'",
-                "'\\0\\1\\2'",          // No space after each control character.
-                "'\\0  \\1  \\2  '",    // One space delimiter (that will be ignored by the CSS parser), plus one actual space.
-                "'\\0   \\1   \\2   '", // One space delimiter, plus two actual spaces.
-                "'\\f\\0g'",
-                "'\\0 0\\0 1\\0 2\\0 3\\0 4\\0 5\\0 6\\0 7\\0 8\\0 9'", // Need a space before [0-9A-Fa-f], but not before [Gg].
-                "'\\0 A\\0 B\\0 C\\0 D\\0 E\\0 F\\0G'",
-                "'\\0 a\\0 b\\0 c\\0 d\\0 e\\0 f\\0g'"];
+                "'\\3\\1\\2'",          // No space after each control character.
+                "'\\3  \\1  \\2  '",    // One space delimiter (that will be ignored by the CSS parser), plus one actual space.
+                "'\\3   \\1   \\2   '", // One space delimiter, plus two actual spaces.
+                "'\\f\uFFFDg'",
+                "'\\1 0\\1 1\\1 2\\1 3\\1 4\\1 5\\1 6\\1 7\\1 8\\1 9'", // Need a space before [0-9A-Fa-f], but not before [Gg].
+                "'\\1 A\\1 B\\1 C\\1 D\\1 E\\1 F\\1G'",
+                "'\\1 a\\1 b\\1 c\\1 d\\1 e\\1 f\\1g'"];
 
 var testElement = document.createElement('div');
 for (var i = 0; i < inputs.length; ++i) {