whitespace clean up, no bug

browser/components/places/content/treeView.js

@@ -722,8 +722,8 @@ PlacesTreeView.prototype = {
 
   containerClosed: function PTV_containerClosed(aItem) {
     this.invalidateContainer(aItem);
-  },
-
+  },
+
   invalidateContainer: function PTV_invalidateContainer(aItem) {
     NS_ASSERT(this._result, "Got a notification but have no result!");
     if (!this._tree)