1 files changed, 0 insertions, 4 deletions
diff --git a/browser/components/extensions/ext-utils.js b/browser/components/extensions/ext-utils.js
index 57c38a339..75b2f4bd4 100644
--- a/browser/components/extensions/ext-utils.js
+++ b/browser/components/extensions/ext-utils.js
@@ -17,10 +17,6 @@ XPCOMUtils.defineLazyServiceGetter(this, "styleSheetService",
                                    "@mozilla.org/content/style-sheet-service;1",
                                    "nsIStyleSheetService");
 
-XPCOMUtils.defineLazyGetter(this, "colorUtils", () => {
-  return require("devtools/shared/css/color").colorUtils;
-});
-
 Cu.import("resource://gre/modules/ExtensionUtils.jsm");
 Cu.import("resource://gre/modules/AppConstants.jsm");