rem: this.bookmarks.getFolderReadonly(asFolder(aNode).folderId); 
add: this.bookmarks.getFolderReadonly(aNode.itemId); 
context:   isReadonlyFolder: function(aNode) {    NS_ASSERT(aNode, "null node");    return this.nodeIsFolder(aNode) &&           this.bookmarks.getFolderReadonly(asFolder(aNode).folderId);  },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/10234/8d18c1a1151e6a04398df3699e328710ecc706d1/utils.js/clean/browser/components/places/content/utils.js