Revert D30675780: [FX] Prototype for guarding against mutable operations in tracing
Test Plan: revert-hammer
Differential Revision:
D30675780 (https://github.com/pytorch/pytorch/commit/795387477fe90e03cb598f3077a32222896e65dd)
Original commit changeset: b2116b51dcc8
fbshipit-source-id: d4f1173f4989556ea54974f4c2739ef85a705fae
