[heap] Reland concurrent store buffer processing.

[heap] Reland concurrent store buffer processing.

BUG=chromium:648973, chromium:648568
Committed: https://crrev.com/a9e6bbba263c98090f96bb0dccff09d8ffb86c0a
Cr-Commit-Position: refs/heads/master@{#40928}

[Hannes Payer (out of office), 2016-11-11 13:20:16]

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

[commit-bot: I haz the power, 2016-11-11 13:20:24]

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

[Hannes Payer (out of office), 2016-11-11 13:22:17]

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

[commit-bot: I haz the power, 2016-11-11 13:22:24]

Dry run: 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, 2016-11-11 13:49:49]

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

[commit-bot: I haz the power, 2016-11-11 13:49:49]

Dry run: This issue passed the CQ dry run.

[ulan, 2016-11-11 13:53:52]

ulan@chromium.org changed reviewers:
+ ulan@chromium.org

[ulan, 2016-11-11 13:53:52]

lgtm

[Hannes Payer (out of office), 2016-11-11 13:54:19]

The CQ bit was checked by hpayer@chromium.org

[commit-bot: I haz the power, 2016-11-11 13:54:30]

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, 2016-11-11 14:01:02]

Committed patchset #2 (id:20001)

[Michael Achenbach, 2016-11-11 21:00:27]

On 2016/11/11 14:01:02, commit-bot: I haz the power wrote:
> Committed patchset #2 (id:20001)

Predictable got really slow after this:
https://build.chromium.org/p/client.v8/builders/V8%20Linux%20-%20predictable/...

One other suspect in the list.

[commit-bot: I haz the power, 2016-11-17 22:30:50]

Description was changed from

==========
[heap] Reland concurrent store buffer processing.

BUG=chromium:648973, chromium:648568
==========

to

==========
[heap] Reland concurrent store buffer processing.

BUG=chromium:648973, chromium:648568

Committed: https://crrev.com/a9e6bbba263c98090f96bb0dccff09d8ffb86c0a
Cr-Commit-Position: refs/heads/master@{#40928}
==========

[commit-bot: I haz the power, 2016-11-17 22:30:51]

Patchset 2 (id:??) landed as
https://crrev.com/a9e6bbba263c98090f96bb0dccff09d8ffb86c0a
Cr-Commit-Position: refs/heads/master@{#40928}