Make telemetry tests verbose.

At a minimum this will help a lot with looking at graphics log files.
It is also the default for the Chromium GPU bot.

TEST=None.
BUG=None.

Change-Id: Ic03289482dcc92f9ce04afeed5d4043d386b467a
Reviewed-on: https://chromium-review.googlesource.com/200689
Commit-Queue: Ilja Friedel <ihf@chromium.org>
Tested-by: Ilja Friedel <ihf@chromium.org>
Reviewed-by: Toni Barzic <tbarzic@chromium.org>
1 file changed