Fix AdaptiveLogSoftmaxWithLoss's constructor (#16694)
Summary:
t-ken1 and I are members of a same team.
I have added test codes about the pull request https://github.com/pytorch/pytorch/pull/16656.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/16694
Differential Revision: D14070106
Pulled By: ezyang
fbshipit-source-id: ff784dbf45e96a6bcf9a4b5cb9544a661a8acad2
