rem: LOG("Addon Update Started: " + addon.id); 
context:   onAddonUpdateStarted: function(addon) {    LOG("Addon Update Started: " + addon.id);    var element = document.getElementById(PREFIX_ITEM_URI + addon.id);    element.setAttribute("loading", "true");  },
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/ae5a2f8e5dab6b26604dd78c036b8c2badcfa4bc/extensions.js/buggy/toolkit/mozapps/extensions/content/extensions.js