[pulse][trivial] unused module open
[pulse][trivial] unused module open

Summary:
Warning 33 (unused open) is enabled but the module open is not really
unused, it's just also opened at the top of the file...

Reviewed By: skcho

Differential Revision: D18114385

fbshipit-source-id: 2a8f9512a

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