Revert D24862372: [PyTorch Mobile] Fix for messenger: avoid error with [-Werror,-Wglobal-constructors]
Test Plan: revert-hammer
Differential Revision:
D24862372 (https://github.com/pytorch/pytorch/commit/9392137dbe4fa6e146c5312636c1fb76b9889ece)
Original commit changeset: d07548645d5a
fbshipit-source-id: 973678b9afe64b68df774c327ba3b62ff252a141
