add: target.id == "bookmarks-chevron"            || 
context:   canDrop: function (aEvent, aDragSession)  {    var target = aEvent.target;    return BookmarksMenu.isBTBookmark(target.id)       &&            target.id != "NC:SystemBookmarksStaticRoot" &&           target.id.substring(0,5) != "find:"         ||           target.id == "BookmarksMenu"                ||           target.id == "bookmarks-button"             ||           target.id == "bookmarks-ptf";  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/6ed28cb5074786918a2f990dff30e54ce931e62b/bookmarksMenu.js/clean/xpfe/components/bookmarks/resources/bookmarksMenu.js