Fix +11887 listening of undefined

package.json

@@ -107,7 +107,7 @@
         "c9.ide.processlist": "#2b12cd1bdd",
         "c9.ide.run": "#a25ea419b8",
         "c9.ide.run.build": "#0598fff697",
-        "c9.ide.run.debug.xdebug": "#a1b39e0ac4",
+        "c9.ide.run.debug.xdebug": "#9956689819",
         "c9.ide.save": "#f8aaf93ea1",
         "c9.ide.scm": "#ca3c94b84f",
         "c9.ide.terminal.monitor": "#1ccac33b0d",