Fix litho-testing build
Fix litho-testing build

Summary: This has been broken since last week when the TextSpec changed.

Reviewed By: marco-cova

Differential Revision: D9766303

fbshipit-source-id: f315063b1a15b74ae497c1b7e0c65c35bc334997

facebook/litho,facebook/litho,facebook/litho,facebook/litho,facebook/litho,facebook/litho