Fix logging function choice
Fix logging function choice

Summary: Corrects incorrect logging function being called.

Reviewed By: lewissbaker

Differential Revision: D19453995

fbshipit-source-id: 5268a8ed5ef8379da84e83ec05db9e88317f3b9a

facebook/folly,facebook/folly,facebook/folly,facebook/folly,facebook/folly