add: gEngineManagerDialog.showRestoreDefaults(true); 
context:   drop: function(dropIndex, orientation) {    var sourceIndex = this.getSourceIndexFromDrag();    var sourceEngine = this._engineStore.engines[sourceIndex];    if (dropIndex > sourceIndex) {      if (orientation == Ci.nsITreeView.DROP_BEFORE)        dropIndex--;    } else {      if (orientation == Ci.nsITreeView.DROP_AFTER)        dropIndex++;        }    this._engineStore.moveEngine(sourceEngine, dropIndex);    // Redraw, and adjust selection    this.invalidate();    this.selection.clearSelection();    this.selection.select(dropIndex);  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/4a7c1b46ced29bd25e7e1ffd89203b12e7eed47f/engineManager.js/clean/browser/components/search/content/engineManager.js