diff -r 000000000000 -r 6474c204b198 browser/devtools/webconsole/test/test-bug-601177-log-levels.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/devtools/webconsole/test/test-bug-601177-log-levels.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,8 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+foobarBug601177strictError = "strict error";
+
+window.foobarBug601177exception();