What steps will reproduce the problem?
1. Create message with optional extension field.
2. Decode message.
3. No way to detect whether the extension field was present.
Original issue reported on code.google.com by Petteri.Aimonen on 28 Mar 2014 at 7:31
Original issue reported on code.google.com by
Petteri.Aimonen
on 28 Mar 2014 at 7:31