4 files changed, 6 insertions, 6 deletions
diff --git a/services/sync/modules-testing/fakeservices.js b/services/sync/modules-testing/fakeservices.js
index 0e265937b..d8f73e981 100644
--- a/services/sync/modules-testing/fakeservices.js
+++ b/services/sync/modules-testing/fakeservices.js
@@ -11,12 +11,12 @@ this.EXPORTED_SYMBOLS = [
   "fakeSHA256HMAC",
 ];
 
-const {utils: Cu} = Components;
+var {utils: Cu} = Components;
 
 Cu.import("resource://services-sync/record.js");
 Cu.import("resource://services-sync/util.js");
 
-let btoa = Cu.import("resource://gre/modules/Log.jsm").btoa;
+var btoa = Cu.import("resource://gre/modules/Log.jsm").btoa;
 
 this.FakeFilesystemService = function FakeFilesystemService(contents) {
   this.fakeContents = contents;
diff --git a/services/sync/modules-testing/fxa_utils.js b/services/sync/modules-testing/fxa_utils.js
index 4c622660a..70aa17b03 100644
--- a/services/sync/modules-testing/fxa_utils.js
+++ b/services/sync/modules-testing/fxa_utils.js
@@ -4,7 +4,7 @@ this.EXPORTED_SYMBOLS = [
   "initializeIdentityWithTokenServerResponse",
 ];
 
-const {utils: Cu} = Components;
+var {utils: Cu} = Components;
 
 Cu.import("resource://gre/modules/Log.jsm");
 Cu.import("resource://services-sync/main.js");
diff --git a/services/sync/modules-testing/rotaryengine.js b/services/sync/modules-testing/rotaryengine.js
index d86c1a75e..3b76cd995 100644
--- a/services/sync/modules-testing/rotaryengine.js
+++ b/services/sync/modules-testing/rotaryengine.js
@@ -11,7 +11,7 @@ this.EXPORTED_SYMBOLS = [
   "RotaryTracker",
 ];
 
-const {utils: Cu} = Components;
+var {utils: Cu} = Components;
 
 Cu.import("resource://services-sync/engines.js");
 Cu.import("resource://services-sync/record.js");
@@ -115,7 +115,7 @@ RotaryEngine.prototype = {
       return "DUPE_LOCAL";
     }
 
-    for (let [id, value] in Iterator(this._store.items)) {
+    for (let [id, value] of Object.entries(this._store.items)) {
       if (item.denomination == value) {
         return id;
       }
diff --git a/services/sync/modules-testing/utils.js b/services/sync/modules-testing/utils.js
index faea8fb04..fc14f2fbd 100644
--- a/services/sync/modules-testing/utils.js
+++ b/services/sync/modules-testing/utils.js
@@ -18,7 +18,7 @@ this.EXPORTED_SYMBOLS = [
   "add_identity_test",
 ];
 
-const {utils: Cu} = Components;
+var {utils: Cu} = Components;
 
 Cu.import("resource://services-sync/status.js");
 Cu.import("resource://services-sync/identity.js");