This violated the style guide, and caused problems for jumbo builds.

R=titzer@chromium.org
CC=mostynb@opera.com

Bug: chromium:746958
Change-Id: Iaa75d444f5b5f595c54058de14b394119390921c
Reviewed-on: https://chromium-review.googlesource.com/645529
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Reviewed-by: Ben Titzer <titzer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47744}