Temporarily add extra logging to outer_loop_test to debug flakiness.
Temporarily add extra logging to outer_loop_test to debug flakiness.

BUG=488224

Review URL: https://codereview.chromium.org/1126203012

nicko96/Chrome-Infra,nicko96/Chrome-Infra,nicko96/Chrome-Infra,nicko96/Chrome-Infra,nicko96/Chrome-Infra