Fix bogus CacheStorage assertion.
Make sure the Context QuotaInfo is set before handling errors in OnQuotaInit().
Hack QuotaManager not to require client ID at origin init.  Do not take this off maple.
imported patch revert_loadcontext.patch
Bug 1107516 P1 Add LoadContext constructor taking an nsIPrincipal.
Make sure all workers have an nsILoadGroup when loading scripts.