add: #endif 
context:   onDragEnter: function (aEvent, aDragSession)  {    this._ensureServices();    var count = aDragSession.numDropItems;    for (var i = 0; i < count; ++i) {      var fileData = this._getDataFromDragSession(aDragSession, i);      if (!fileData) {        this._canDrop = false;        return;      }    }    this._canDrop = true;  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/df21fa286d936684ba6aa66a60683a334fe0ad3a/extensions.js/buggy/toolkit/mozapps/extensions/content/extensions.js