pytorch

f70ef229 - Back out "[Caffe2] Fix device_option propagation"

Back out "[Caffe2] Fix device_option propagation" Summary: Original commit changeset: 916551b93346 Test Plan: none Reviewed By: nairbv Differential Revision: D17259017 fbshipit-source-id: f6e961e88c01126393ed2b6be0adeb6fcc68cb3c