pytorch

d76b9395 - Remove ROIPooling (#17434)

Remove ROIPooling (#17434) Summary: Fixes: #17399 It's undocumented, unused and, according to the issue, not actually working. Differential Revision: D14200088 Pulled By: soumith fbshipit-source-id: a81f0d0f5516faea2bd6aef5667b92c7dd012dbd