[heap] Prefer mark-compact over scavenger if incremental marking

[heap] Prefer mark-compact over scavenger if incremental marking
needs finalization and allocation limit is reached.

BUG=

Committed: https://crrev.com/ee2d5027351ac4308b7efdf6217a66436fa1c180
Cr-Commit-Position: refs/heads/master@{#41593}

[ulan, 2016-12-08 14:04:35]

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

[ulan, 2016-12-08 14:04:35]

ptal

[Michael Lippautz, 2016-12-08 14:15:53]

lgtm

[ulan, 2016-12-08 14:16:01]

The CQ bit was checked by ulan@chromium.org

[commit-bot: I haz the power, 2016-12-08 14:16:12]

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, 2016-12-08 14:42:34]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1481206561959390, "parent_rev":
"37f7f06a7d4c6e2cd8bebc8b4684fdffda510687", "commit_rev":
"74a8a51c711fb9c8422729895e5fa657ee579900"}

[commit-bot: I haz the power, 2016-12-08 14:42:38]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-12-08 14:42:59]

Description was changed from

==========
[heap] Prefer mark-compact over scavenger if incremental marking
needs finalization and allocation limit is reached.

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

to

==========
[heap] Prefer mark-compact over scavenger if incremental marking
needs finalization and allocation limit is reached.

BUG=

Committed: https://crrev.com/ee2d5027351ac4308b7efdf6217a66436fa1c180
Cr-Commit-Position: refs/heads/master@{#41593}
==========

[commit-bot: I haz the power, 2016-12-08 14:43:00]

Patchset 1 (id:??) landed as
https://crrev.com/ee2d5027351ac4308b7efdf6217a66436fa1c180
Cr-Commit-Position: refs/heads/master@{#41593}