Style violation cleanup for IntermTraverse.cpp Per suggested by kbr in https://codereview.appspot.com/14366043/, we clean up the stype violation in a separate CL. BUG= TEST=no behavioral change TBR=kbr@chromium.org Review URL: https://codereview.appspot.com/14371043 Change-Id: I27e15f632eff3a9d0d22ae955b5a952793128661 Reviewed-on: https://chromium-review.googlesource.com/178991 Reviewed-by: Shannon Woods <shannonwoods@chromium.org> Tested-by: Shannon Woods <shannonwoods@chromium.org>