THRIFT-901. hs: Allow the bindings to compile without -fglasgow-exts and with -Wall -Werror

Forgot a small chunk of the previous patch.

Patch: Christian Lavoie

git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@999019 13f79535-47bb-0310-9956-ffa450edef68
1 file changed