rem: return new cmdEditCopy(); 
add: return new cmdEditCopy(this.mTreeView.getSelectedRowObjects()); 
context:   getCommand: function(aCommand)  {    if (aCommand == "cmdEditCopy") {      return new cmdEditCopy();    }    return null;  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/2cff846f96c9c9c97c15f4055ce0968a5fd8827f/computedStyle.js/buggy/extensions/inspector/resources/content/viewers/computedStyle/computedStyle.js