Fix enabling of FailFast mechanism.

If you use the wrong obtainMessage it's cast into an Integer
and stored in obj instead of arg1.  This causes us to retry onto
the provisioning apn in 3 seconds instead of 20 and speeds up
the process.

bug:15990642
Change-Id: I3deb32d49c9fa77b16af9daf5c6ffb682363f6d1