osvr.addObserver(this, "quit-application-requested", false); osvr.addObserver(this, "quit-application-granted", false); 
  _init: function()   {    // observer registration    const osvr = Components.classes['@mozilla.org/observer-service;1']                           .getService(Components.interfaces.nsIObserverService);    osvr.addObserver(this, "profile-before-change", false);    osvr.addObserver(this, "profile-change-teardown", false);    osvr.addObserver(this, "xpcom-shutdown", false);    osvr.addObserver(this, "final-ui-startup", false);    osvr.addObserver(this, "browser:purge-session-history", false);  },
5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5459/842c8ce63687e858eae1fb17693f18960f1ebdf7/nsBrowserGlue.js/clean/browser/components/nsBrowserGlue.js