GitLab

Note: This only runs pylint and tests for the auto_bisect directory (this was much simpler than picking and choosing particular files from the parent tools directory).

I think the next step is to move bisect-perf-regression.py and related files into the auto_bisect directory.

BUG=

Review URL: https://codereview.chromium.org/529593002

Cr-Commit-Position: refs/heads/master@{#292833}