diff --git a/base/content/browser-compat.js b/base/content/browser-compat.js
index 176d47b015..74100b9b9d 100644
--- a/base/content/browser-compat.js
+++ b/base/content/browser-compat.js
@@ -138,6 +138,8 @@ var gBrowser = {
 		tab.maybeClose();
 	},
 
+	removeTabsProgressListener(listener) {},
+
 	_initCompat() {}
 };