Don't use jit when jit=False for pyhpc benchmarks (#675)
Summary:
https://github.com/pytorch/benchmark/issues/651 caused some pretty dramatic changes to my benchmarking results. It turns out it enabled jit for "eager" mode. This restores the prior behavior.
Pull Request resolved: https://github.com/pytorch/benchmark/pull/675
Reviewed By: xuzhao9
Differential Revision: D33317321
Pulled By: jansel
fbshipit-source-id: 1485b85eb5f5f7833884a8f6aed151876efd2a72
