[EZ] Unbreak tests
[EZ] Unbreak tests

Summary:
Changelog: [internal]

Fix the broken tests as a result of land race between D37538372 (https://github.com/facebook/flow/commit/3c2e7dbd58e4d718d7f7d5d5c781fdc61c631470) and D37605429 (https://github.com/facebook/flow/commit/dcb44b216a74682b8b341ed81a7642f702af3efc)

Reviewed By: evanyeung

Differential Revision: D37692901

fbshipit-source-id: c3e3fbd104c12d80544a906a7d6818689e3b9bb4

mroch/flow,mroch/flow,facebook/flow,facebook/flow,mroch/flow,mroch/flow,facebook/flow,facebook/flow,mroch/flow,facebook/flow,mroch/flow,facebook/flow,facebook/flow,mroch/flow