Fix the issue of sizes vs size for tensor creation ops (#21686)
Summary:
Related to [pytorch#20921](https://github.com/pytorch/pytorch/issues/20921)
Pull Request resolved: https://github.com/pytorch/pytorch/pull/21686
Differential Revision: D15816109
Pulled By: gchanan
fbshipit-source-id: 4428b8e77b6c8b297ddb77e58fc1cb916c9cc46e