Use NNPACK for strided convolutions. (#29595)
Summary:
Use NNPACK for strided convolutions.
ResNet50 on Pixel 3:
- Before: 552.956 ms
- After: 402.947 ms
Pull Request resolved: https://github.com/pytorch/pytorch/pull/29595
Reviewed By: houseroad
Differential Revision: D18457472
Pulled By: AshkanAliabadi
fbshipit-source-id: 51f22ce120c39f197cd564bcc71bbad2951edf85
