pytorch

a100cf51 - Revert D20541090: [JIT][torchbind] Namespaces for torchbind classes

Revert D20541090: [JIT][torchbind] Namespaces for torchbind classes Test Plan: revert-hammer Differential Revision: D20541090 Original commit changeset: ce3d9391dd3c fbshipit-source-id: acc1d660fbda611941381315507dfe594c385db1