--- a/ldap/xpcom/src/nsLDAPModification.cpp
+++ b/ldap/xpcom/src/nsLDAPModification.cpp
@@ -101,17 +101,17 @@ nsLDAPModification::SetValues(nsIArray* 
 
   nsCOMPtr<nsISupports> value;
 
   while (hasMoreElements)
   {
     rv = enumerator->GetNext(getter_AddRefs(value));
     NS_ENSURE_SUCCESS(rv, rv);
 
-    rv = mValues->AppendElement(value, false);
+    rv = mValues->AppendElement(value);
     NS_ENSURE_SUCCESS(rv, rv);
 
     rv = enumerator->HasMoreElements(&hasMoreElements);
     NS_ENSURE_SUCCESS(rv, rv);
   }
 
   return NS_OK;
 }
@@ -149,10 +149,10 @@ nsLDAPModification::SetUpModificationOne
 
   if (!mValues)
     mValues = do_CreateInstance(NS_ARRAY_CONTRACTID, &rv);
   else
     rv = mValues->Clear();
 
   NS_ENSURE_SUCCESS(rv, rv);
   
-  return mValues->AppendElement(aValue, false);
+  return mValues->AppendElement(aValue);
 }

--- a/suite/common/pref/pref-applications.js
+++ b/suite/common/pref/pref-applications.js
@@ -537,17 +537,17 @@ FeedHandlerInfo.prototype = {
       enumerate: function() {
         return new ArrayEnumerator(this._inner);
       },
 
       indexOf: function indexOf(startIndex, element) {
         return this._inner.indexOf(element, startIndex);
       },
 
-      appendElement: function(aHandlerApp, aWeak) {
+      appendElement: function(aHandlerApp) {
         this._inner.push(aHandlerApp);
       },
 
       removeElementAt: function(aIndex) {
         this._removed.push(this._inner[aIndex]);
         this._inner.splice(aIndex, 1);
       },