Move verifier_test into incident_reporting.

Move verifier_test into incident_reporting.

This was missed when the incident_reporting directory was created back
in r289938.

BUG=none
R=mattm@chromium.org
TBR=dpranke@chromium.org

Committed: https://crrev.com/513582dadbf5d283502ff97dbc2bd00fd3fe9ef4
Cr-Commit-Position: refs/heads/master@{#325133}

[grt (UTC plus 2), 2015-04-14 08:07:33]

grt@chromium.org changed reviewers:
+ dpranke@chromium.org

[grt (UTC plus 2), 2015-04-14 08:33:06]

mattm: please review the whole patch and check the CQ box if it looks good to
you.

dpranke: TBRing you for the mechanical change to a BUILD.gn comment. review at
your pleasure.

thanks.

[Dirk Pranke, 2015-04-14 16:56:06]

lgtm

[mattm, 2015-04-14 21:38:57]

The CQ bit was checked by mattm@chromium.org

[mattm, 2015-04-14 21:38:58]

lgtm

[commit-bot: I haz the power, 2015-04-14 21:39:41]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1088543003/1

[commit-bot: I haz the power, 2015-04-14 21:45:06]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-04-14 21:47:13]

Patchset 1 (id:??) landed as
https://crrev.com/513582dadbf5d283502ff97dbc2bd00fd3fe9ef4
Cr-Commit-Position: refs/heads/master@{#325133}