Only log Tabs.CountAtStartup for Tabbed mode.

Only log Tabs.CountAtStartup for Tabbed mode.

After https://codereview.chromium.org/2336413002, CCTs now
trigger loadState, which will pollute this metric with CCT
numbers.

BUG=

Committed: https://crrev.com/fd645569e0187569ab2b67ace21742b949c4b596
Cr-Commit-Position: refs/heads/master@{#425194}

[Ted C, 2016-10-13 18:53:08]

tedchoc@chromium.org changed reviewers:
+ yusufo@chromium.org

[Ted C, 2016-10-13 18:53:09]

PTAL

[Yusuf, 2016-10-13 21:26:59]

lgtm

[Ted C, 2016-10-13 21:28:42]

The CQ bit was checked by tedchoc@chromium.org

[commit-bot: I haz the power, 2016-10-13 21:29:04]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-10-13 22:32:53]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-10-13 22:35:15]

Description was changed from

==========
Only log Tabs.CountAtStartup for Tabbed mode.

After https://codereview.chromium.org/2336413002, CCTs now
trigger loadState, which will pollute this metric with CCT
numbers.

BUG=
==========

to

==========
Only log Tabs.CountAtStartup for Tabbed mode.

After https://codereview.chromium.org/2336413002, CCTs now
trigger loadState, which will pollute this metric with CCT
numbers.

BUG=

Committed: https://crrev.com/fd645569e0187569ab2b67ace21742b949c4b596
Cr-Commit-Position: refs/heads/master@{#425194}
==========

[commit-bot: I haz the power, 2016-10-13 22:35:17]

Patchset 1 (id:??) landed as
https://crrev.com/fd645569e0187569ab2b67ace21742b949c4b596
Cr-Commit-Position: refs/heads/master@{#425194}