Bug 690616 - Part 2: Implement (for now empty) onPairingStart methods in UI. r=rnewman

browser/base/content/syncSetup.js

@@ -611,6 +611,8 @@ var gSyncSetup = {
         document.getElementById("easySetupPIN3").value = pin.slice(8);
       },
 
+      onPairingStart: function onPairingStart() {},
+
       onComplete: function onComplete(credentials) {
         Weave.Service.account = credentials.account;
         Weave.Service.password = credentials.password;

mobile/chrome/content/sync.js

@@ -120,6 +120,8 @@ let WeaveGlue = {
         document.getElementById("syncsetup-code3").value = aPin.slice(8);
       },
 
+      onPairingStart: function onPairingStart() {},
+
       onComplete: function onComplete(aCredentials) {
         self.jpake = null;
         self.close();