Try to fix the chromeos asan bot.

Patch from earthdok@chromium.org!

BUG=360095
TBR=ager@chromium.org

Review URL: https://codereview.chromium.org/225283009

git-svn-id: svn://svn.chromium.org/blink/trunk@170898 bbb929c8-8fbe-4397-9dbb-9b2b20218538