[PR] Fix ocp-build
[PR] Fix ocp-build

Summary: Closes https://github.com/facebook/flow/pull/4123

Differential Revision: D5209168

Pulled By: mroch

fbshipit-source-id: 9953a9c5f8a17c163324a5da2361c6199095fa1a

samwgoldman/flow,MichaelDeBoey/flow,gabelevi/flow,facebook/flow,facebook/flow,AgentME/flow,gabelevi/flow,fletcherw/flow,mroch/flow,nmote/flow,mroch/flow,facebook/flow,samwgoldman/flow,ylu1317/flow,nmote/flow,fletcherw/flow,jamesgpearce/flow,gabelevi/flow,fletcherw/flow,JonathanUsername/flow,AgentME/flow,nmote/flow,ylu1317/flow,claudiopro/flow,claudiopro/flow,popham/flow,MichaelDeBoey/flow,MichaelDeBoey/flow,nmote/flow,fletcherw/flow,MichaelDeBoey/flow,TiddoLangerak/flow,TiddoLangerak/flow,jamesgpearce/flow,fletcherw/flow,gabelevi/flow,jamesgpearce/flow,samwgoldman/flow,ylu1317/flow,jamesgpearce/flow,ylu1317/flow,AgentME/flow,JonathanUsername/flow,AgentME/flow,nmote/flow,JonathanUsername/flow,gabelevi/flow,mroch/flow,nmote/flow,ylu1317/flow,JonathanUsername/flow,popham/flow,popham/flow,JonathanUsername/flow,facebook/flow,claudiopro/flow,jamesgpearce/flow,jamesgpearce/flow,fletcherw/flow,samwgoldman/flow,samwgoldman/flow,TiddoLangerak/flow,mroch/flow,facebook/flow,jamesgpearce/flow,JonathanUsername/flow,claudiopro/flow,claudiopro/flow,mroch/flow,popham/flow,mroch/flow,TiddoLangerak/flow,popham/flow,gabelevi/flow,JonathanUsername/flow,TiddoLangerak/flow,facebook/flow,AgentME/flow,popham/flow,samwgoldman/flow,facebook/flow,MichaelDeBoey/flow,gabelevi/flow,samwgoldman/flow,popham/flow,mroch/flow,nmote/flow