From: testn <test1_at_doramail.com>
Date: Thu, 28 May 2015 23:37:44 -0700 (MST)
I haven't been able to create a small testcase yet but it is pretty much
reproducible every time. It looks like sendAsGrizzlyRequest is called
multiple times. It seems to happen much more often if the content length
from from FeedableBodyGenerator is 0