Peephole Optimize Shape Ops (#18549)
Summary:
Peephole optimize ops that just require Dimensioned Tensor Type, which is what we specialize graphs on.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/18549
Differential Revision: D14690827
Pulled By: eellison
fbshipit-source-id: 9d7439eb584f0a5b877f5aa53cf80150f00e7e5f
