[heap] Minor MC: Flush concurrent external memory counter

[heap] Minor MC: Flush concurrent external memory counter

BUG=chromium:651354
Review-Url: https://codereview.chromium.org/2871543002
Cr-Commit-Position: refs/heads/master@{#45159}
Committed: https://chromium.googlesource.com/v8/v8/+/efcdd33a316a04f0345d1a66c90f6825df3a7ad3

[Michael Lippautz, 2017-05-08 13:01:14]

Description was changed from

==========
NOT FOR LANDING: Report external memory after minor MC

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

to

==========
[heap] Minor MC: Flush concurrent external memory counter

BUG=chromium:651354
==========

[Michael Lippautz, 2017-05-08 13:01:14]

mlippautz@chromium.org changed reviewers:
+ hpayer@chromium.org

[Michael Lippautz, 2017-05-08 13:01:22]

PTAL

[Hannes Payer (out of office), 2017-05-08 13:11:59]

lgtm

[Michael Lippautz, 2017-05-08 13:13:47]

The CQ bit was checked by mlippautz@chromium.org

[commit-bot: I haz the power, 2017-05-08 13:13:51]

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, 2017-05-08 13:45:19]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1494249227573720,
"parent_rev": "4e7c416dc47e3df07ac1d8192d108f32028f3199", "commit_rev":
"efcdd33a316a04f0345d1a66c90f6825df3a7ad3"}

[commit-bot: I haz the power, 2017-05-08 13:45:25]

Description was changed from

==========
[heap] Minor MC: Flush concurrent external memory counter

BUG=chromium:651354
==========

to

==========
[heap] Minor MC: Flush concurrent external memory counter

BUG=chromium:651354

Review-Url: https://codereview.chromium.org/2871543002
Cr-Commit-Position: refs/heads/master@{#45159}
Committed:
https://chromium.googlesource.com/v8/v8/+/efcdd33a316a04f0345d1a66c90f6825df3...
==========

[commit-bot: I haz the power, 2017-05-08 13:45:26]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/v8/v8/+/efcdd33a316a04f0345d1a66c90f6825df3...