[heap] Do not clear second bit when iterating for grey objects on black pages.

[heap] Do not clear second bit when iterating for grey objects on black pages.

BUG=chromium:561449
LOG=n

Committed: https://crrev.com/3617612f8ba0a3123f813ac95070fdc61579caa0
Cr-Commit-Position: refs/heads/master@{#34760}

[ulan, 2016-03-14 18:14:28]

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

[ulan, 2016-03-14 18:14:29]

lgtm

[Hannes Payer (out of office), 2016-03-14 18:25:32]

The CQ bit was checked by hpayer@chromium.org

[commit-bot: I haz the power, 2016-03-14 18:25:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1794383004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1794383004/1

[commit-bot: I haz the power, 2016-03-14 18:54:37]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-14 18:55:27]

Description was changed from

==========
[heap] Do not clear second bit when iterating for grey objects on black pages.

BUG=chromium:561449
LOG=n
==========

to

==========
[heap] Do not clear second bit when iterating for grey objects on black pages.

BUG=chromium:561449
LOG=n

Committed: https://crrev.com/3617612f8ba0a3123f813ac95070fdc61579caa0
Cr-Commit-Position: refs/heads/master@{#34760}
==========

[commit-bot: I haz the power, 2016-03-14 18:55:28]

Patchset 1 (id:??) landed as
https://crrev.com/3617612f8ba0a3123f813ac95070fdc61579caa0
Cr-Commit-Position: refs/heads/master@{#34760}