Leaks in nsSessionStore.js?

"Michael Vincent van Rantwijk, MultiZilla" <[email protected]> Fri, 16 Nov 2007 00:09:07 +0100
Newsgroups gmane.comp.mozilla.performance
Message-ID <[email protected]>
I am looking at 
http://lxr.mozilla.org/seamonkey/source/browser/components/sessionstore/src/nsSessionStore.js#177 

and I can't find any lines removing the observers.  Is this a leak, or 
are the observers removed otherwise?

-- 
Michael Vincent van Rantwijk
- MultiZilla Project Team Lead
- XUL Boot Camp Staff member (ActiveState Training Partner)
- iPhone Application Developer