Bug 1149535 - enable unicode-range for testing. r=heycam

testing/profiles/prefs_general.js

@@ -156,6 +156,9 @@ user_pref("layout.css.ruby.enabled", true);
 // Enable CSS Font Loading API for testing
 user_pref("layout.css.font-loading-api.enabled", true);
 
+// Enable unicode-range for testing
+user_pref("layout.css.unicode-range.enabled", true);
+
 // Disable spammy layout warnings because they pollute test logs
 user_pref("layout.spammy_warnings.enabled", false);