remove use of THGenerateAllTypes, clean up (#67867)
Summary:
Per title
Pull Request resolved: https://github.com/pytorch/pytorch/pull/67867
Reviewed By: mruberry
Differential Revision: D32191053
Pulled By: ngimel
fbshipit-source-id: 84eb6c2989495fca5f7b055c4984efe5de94e812
