R1:67b32688c8fc

There should be no spaces before closing parenthesis in calls.

Summary: This currently raises a linter `XHP37` warning.

Test Plan: The file now lints okay.

Reviewers: epriestley, #blessed_reviewers

Reviewed By: epriestley

CC: Korvin, epriestley, aran

Differential Revision: https://secure.phabricator.com/D8349