1 files changed, 4 insertions, 4 deletions
diff --git a/toolkit/mozapps/extensions/internal/LightweightThemeImageOptimizer.jsm b/toolkit/mozapps/extensions/internal/LightweightThemeImageOptimizer.jsm
index fccde9a81..1e7d6b0d8 100644
--- a/toolkit/mozapps/extensions/internal/LightweightThemeImageOptimizer.jsm
+++ b/toolkit/mozapps/extensions/internal/LightweightThemeImageOptimizer.jsm
@@ -49,7 +49,7 @@ this.LightweightThemeImageOptimizer = {
 
 Object.freeze(LightweightThemeImageOptimizer);
 
-let ImageCropper = {
+var ImageCropper = {
   _inProgress: {},
 
   getCroppedImageURL:
@@ -119,7 +119,7 @@ let ImageCropper = {
   }
 };
 
-let ImageFile = {
+var ImageFile = {
   read: function ImageFile_read(aURI, aCallback) {
     this._netUtil.asyncFetch2(
       aURI,
@@ -158,7 +158,7 @@ let ImageFile = {
 XPCOMUtils.defineLazyModuleGetter(ImageFile, "_netUtil",
   "resource://gre/modules/NetUtil.jsm", "NetUtil");
 
-let ImageTools = {
+var ImageTools = {
   decode: function ImageTools_decode(aInputStream, aContentType) {
     let outParam = {value: null};
 
@@ -187,7 +187,7 @@ let ImageTools = {
 XPCOMUtils.defineLazyServiceGetter(ImageTools, "_imgTools",
   "@mozilla.org/image/tools;1", "imgITools");
 
-let Utils = {
+var Utils = {
   createCopy: function Utils_createCopy(aData) {
     let copy = {};
     for (let [k, v] in Iterator(aData)) {