--- a/devtools/shared/discovery/discovery.js
+++ b/devtools/shared/discovery/discovery.js
@@ -52,21 +52,16 @@ XPCOMUtils.defineLazyGetter(this, "conve
   conv.charset = "utf8";
   return conv;
 });
 
 XPCOMUtils.defineLazyGetter(this, "sysInfo", () => {
   return Cc["@mozilla.org/system-info;1"].getService(Ci.nsIPropertyBag2);
 });
 
-XPCOMUtils.defineLazyGetter(this, "libcutils", function () {
-  let { libcutils } = Cu.import("resource://gre/modules/systemlibs.js", {});
-  return libcutils;
-});
-
 var logging = Services.prefs.getBoolPref("devtools.discovery.log");
 function log(msg) {
   if (logging) {
     console.log("DISCOVERY: " + msg);
   }
 }
 
 /**