[counters] Avoid V8_EXPORT_PRIVATE to speed up compilation under windows

[counters] Avoid V8_EXPORT_PRIVATE to speed up compilation under windows

BUG=chromium:668748
Committed: https://crrev.com/95c0ecee66786108a926645d37bba4d8c8a1f258
Cr-Commit-Position: refs/heads/master@{#41351}

[Camillo Bruni, 2016-11-29 10:12:26]

The CQ bit was checked by cbruni@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-11-29 10:12:33]

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

[Camillo Bruni, 2016-11-29 10:13:05]

cbruni@chromium.org changed reviewers:
+ machenbach@chromium.org

[Camillo Bruni, 2016-11-29 10:13:05]

PTAL

[Michael Achenbach, 2016-11-29 10:28:07]

lgtm

[commit-bot: I haz the power, 2016-11-29 10:46:29]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-11-29 10:46:30]

Dry run: This issue passed the CQ dry run.

[Camillo Bruni, 2016-11-29 11:55:39]

The CQ bit was checked by cbruni@chromium.org

[commit-bot: I haz the power, 2016-11-29 11:55:42]

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, 2016-11-29 11:57:16]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1480420539048100,
"parent_rev": "5d69b691ba652cfeb329dbdd9ae8cf6f8a1aaa8b", "commit_rev":
"1b5fc0dd0306fc9023420381f931fe654dfbc095"}

[commit-bot: I haz the power, 2016-11-29 11:57:22]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-11-29 11:57:37]

Description was changed from

==========
[counters] Avoid V8_EXPORT_PRIVATE to speed up compilation under windows

BUG=chromium:668748
==========

to

==========
[counters] Avoid V8_EXPORT_PRIVATE to speed up compilation under windows

BUG=chromium:668748

Committed: https://crrev.com/95c0ecee66786108a926645d37bba4d8c8a1f258
Cr-Commit-Position: refs/heads/master@{#41351}
==========

[commit-bot: I haz the power, 2016-11-29 11:57:38]

Patchset 2 (id:??) landed as
https://crrev.com/95c0ecee66786108a926645d37bba4d8c8a1f258
Cr-Commit-Position: refs/heads/master@{#41351}