handler: remove unreachable IgnoreSession() call
handler: remove unreachable IgnoreSession() call

IgnoreSession() will return immediately, because the session_id has
already been cleared.

CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy,CM4all/beng-proxy