JS_SetErrorReporter?

"[email protected]" <[email protected]> Fri, 01 Feb 2013 14:13:37 +0000

Newsgroups	gmane.comp.mozilla.devel.embedding
Organization	NovaDSP
Message-ID	<[email protected]>

Any thoughts on how to set up a custom JS error reporter when embedding 
Mozilla via XRE_InitEmbedding2/XPCOM and friends? The problem is getting 
the JSContext - is there a convenient interface/hook?

Thanks.