GitLab

If you deleted or moved a directory containing a PRESUBMIT.py file,
then the presubmit checks would crash trying to run tests in a
directory that no longer existed.

R=agable@chromium.org
BUG=834077

Change-Id: I8deb59c2d00b80f6b5215597076bba34ff1f0872
Reviewed-on: https://chromium-review.googlesource.com/1015976Reviewed-by: Aaron Gable <agable@chromium.org>
Commit-Queue: Dirk Pranke <dpranke@chromium.org>
Cr-Commit-Position: refs/heads/master@{#551542}