Revert "port masked_select from TH to ATen and optimize perf on CPU (#33269)" (#41828)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/41828
This reverts commit fe66bdb498efe912d8b9c437a14efa4295c04fdd.
This also makes a sense to THTensorEvenMoreMath because sumall was removed, see THTensor_wrap.
Test Plan: Imported from OSS
Reviewed By: orionr
Differential Revision: D22657473
Pulled By: malfet
fbshipit-source-id: 95a806cedf1a3f4df91e6a21de1678252b117489
