[infra] Fix deadcode check target
[infra] Fix deadcode check target

Summary:
Some functions exposed in ScubaLogging interface were not
used outside of ScubaLogging and caused deadcode to fail.

Reviewed By: ngorogiannis

Differential Revision: D15964204

fbshipit-source-id: d823dbf8b

facebook/infer,jvillard/infer,jvillard/infer,jvillard/infer,facebook/infer,facebook/infer,jvillard/infer,jvillard/infer,facebook/infer,facebook/infer,facebook/infer,jvillard/infer,facebook/infer,jvillard/infer