I've just updated with reproduction steps[1]. The problem appears to be with disabling third party cookies (even though the session cookie is first party). Can

I've just updated with reproduction steps[1]. The problem appears to be with disabling third party cookies (even though the session cookie is first party). Can you please verify? [1] - https://bugzilla.mozilla.org/show_bug.cgi?id=156435#c52 https://bugzilla.mozilla.org/show_bug.cgi?id=156435#c52