tabs->spaces in delinit
tabs->spaces in delinit

Reviewed By: onomatopoeia

Differential Revision: D3583210

fbshipit-source-id: 89f6af4aad3f0c736cd844fb1eea835c1e5855bd

facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex