use result in Watchman.watch
use result in Watchman.watch

Reviewed By: nmote

Differential Revision: D28236901

fbshipit-source-id: 0e8823b3e4d1e56fc7eb7c1a6b01c81371cb8d14

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