Stop last usage of newWithSize. (#34386)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/34386
Test Plan: Imported from OSS
Differential Revision: D20311061
Pulled By: gchanan
fbshipit-source-id: 1e90a90db2efa1a566d4a78a6d1b8d918b91cf66
