pytorch

cba26e40 - migrate export_caffe2_op_to_c10.h macros to the new dispatcher registration API (#47321)

migrate export_caffe2_op_to_c10.h macros to the new dispatcher registration API (#47321) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/47321 Test Plan: Imported from OSS Reviewed By: ezyang Differential Revision: D24714805 Pulled By: bdhirsh fbshipit-source-id: cd695c9c203a7fa4d5217c2466d7f274ce2cd096