Bug 1012549 - 0002. Support list PKCS12 certificate. r=vchang

dom/wifi/WifiWorker.js

@@ -3513,9 +3513,11 @@ WifiWorker.prototype = {
     }
     let importedCerts = {
       ServerCert: [],
+      UserCert: [],
     };
     let UsageMapping = {
       SERVERCERT: "ServerCert",
+      USERCERT: "UserCert",
     };
 
     while (certListEnum.hasMoreElements()) {