diff --git a/mozilla/browser/modules/Sanitizer.jsm b/mozilla/browser/modules/Sanitizer.jsm
index 3f089692ffa..99af9a3e68f 100644
--- a/mozilla/browser/modules/Sanitizer.jsm
+++ b/mozilla/browser/modules/Sanitizer.jsm
@@ -160,7 +160,7 @@ Sanitizer.prototype = {
       {
         var formHistory = Components.classes["@mozilla.org/satchel/form-history;1"]
                                     .getService(Components.interfaces.nsIFormHistory);
-        return formHistory.rowCount != 0;
+        return formHistory.hasEntries;
       }
     },