Revert D34250357: Sync lazy_tensor_staging back to master
Test Plan: revert-hammer
Differential Revision:
D34250357 (https://github.com/pytorch/pytorch/commit/69389fb5423832272a36d3ef4bd2a39d10489507)
Original commit changeset: aa7d589f6050
Original Phabricator Diff: D34250357 (https://github.com/pytorch/pytorch/commit/69389fb5423832272a36d3ef4bd2a39d10489507)
fbshipit-source-id: 43f6da6986f7fc5189d641b7803adc5ada27194c
(cherry picked from commit 3c930a5e4e909e1f78f574757f292ba9d608d094)
