Add more test configurations. Everything seems covered for frog again now.

utils/tests/css/test_config.dart

Index: utils/tests/css/test_config.dart
diff --git a/utils/tests/css/test_config.dart b/utils/tests/css/test_config.dart
new file mode 100644
index 0000000000000000000000000000000000000000..f7a450568e9ad9b31e5f5cd9021e887e3083403f
--- /dev/null
+++ b/utils/tests/css/test_config.dart
@@ -0,0 +1,15 @@
+// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+#library("css_test_config");
+
+#import("../../../tools/testing/dart/test_suite.dart");
+
+class CssTestSuite extends StandardTestSuite {
+  CssTestSuite(Map configuration)
+      : super(configuration,
+              "css",
+              "utils/tests/css/src",
+              ["utils/tests/css/css.status"]);
+}