Attempt to resolve inconsistent dll linkage warnings on MSVC (#34639)
Summary:
Continue the work in https://github.com/pytorch/pytorch/pull/19242.
Remove the template declarations that implies different dll linkage.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/34639
Differential Revision: D20419400
Pulled By: ezyang
fbshipit-source-id: 5c7c30f0a4c3ba555589629f352ddb1c006c0c54
