rem: gExtensionManager.addDownloads([item], 1); 
add: gExtensionManager.addDownloads([item], 1, true); 
context: function onExtensionUpdateNow(aEvent){  var item = gExtensionManager.getItemForID(getIDFromResourceURI(    aEvent.target.id));  gExtensionManager.addDownloads([item], 1);}
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/4a7e8c420a83c58722c56b423048ae85a71ef8cb/extensions.js/buggy/toolkit/mozapps/extensions/content/extensions.js