Port max_pool2d_with_indices to structured kernel (#56459)
Summary:
Port max_pool2d_with_indices to structured kernel
https://github.com/pytorch/pytorch/issues/55070
also clean code for https://github.com/pytorch/pytorch/issues/56320
Pull Request resolved: https://github.com/pytorch/pytorch/pull/56459
Reviewed By: zou3519
Differential Revision: D27882473
Pulled By: ezyang
fbshipit-source-id: 9f502c3c89d57ee201db4a024465c4b79446c8c6
Author
liuyuanqiang@bytedance
