I also adjusted the update script because the output directory of the
run.py script we call has changed.

R=clemensh#chromium.org

Change-Id: I432c81f1a2ffd3c96a294f771064672f7edad250
Reviewed-on: https://chromium-review.googlesource.com/817275Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Commit-Queue: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/master@{#49968}