Compiler uses first-class modules** (#19043)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/19043
ghimport-source-id: 0c9e80d5f35654af6d472abd5643bff3e9eb9ddf
Differential Revision: D14842057
Pulled By: zdevito
fbshipit-source-id: ca6e7b5a43805240f40b84d30e54495061067dc0
