GitLab

Fix the reference to the sanitizers to not be needed on windows,
and remove a stray reference to a file that doesn't exist any more.

TBR=brettw@chromium.org, scottmg@chromium.org
BUG=

Review URL: https://codereview.chromium.org/694263004

Cr-Commit-Position: refs/heads/master@{#302677}