unbreak Eden check
unbreak Eden check

Summary: didn't properly test this in a non-eden, non-root directory...

Reviewed By: samwgoldman

Differential Revision: D35415978

fbshipit-source-id: 3c0c5a220fb56700e3eb5d28bf0be75e1569aa2c

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