Revert D29687143: [3/N] Nnapi Backend Delegate Preprocess: Basic OSS Test
Test Plan: revert-hammer
Differential Revision:
D29687143 (https://github.com/pytorch/pytorch/commit/5798a00aa4f3c809c389fc4b34679d14f6540e1f)
Original commit changeset: 9ba9e57f7f85
fbshipit-source-id: 6a672c76a04366b35c492698ae5b39fd4dd1785f
