Revert D27548433: [c10d] Log API usage of monitored barrier
Test Plan: revert-hammer
Differential Revision:
D27548433 (https://github.com/pytorch/pytorch/commit/09231b5db13ca5596f078735a131657c52ce1492)
Original commit changeset: 7520ad0948b8
fbshipit-source-id: aa946d8d27472d19c0fe855952ec58d1266ee35a
