mathieui 07caff35ad Fix a bug in GCAdapter
where the payload size would end up being crazy values on the other
thread. Mirroring the similar commit made for the android side:

2833685fbf
2016-01-24 21:55:20 +01:00
..
2016-01-24 21:55:20 +01:00
2015-10-02 20:51:23 -04:00
2016-01-05 19:42:02 -06:00