[heap] Remove left-overs of RESCAN_ON_EVACUATION flag.

[heap] Remove left-overs of RESCAN_ON_EVACUATION flag.

The code actually setting this flag has already been removed. This CL merely
removes dead code.

BUG=

Committed: https://crrev.com/e94850ea6279a41f483facb184f350283a37b022
Cr-Commit-Position: refs/heads/master@{#34729}

[Michael Lippautz, 2016-03-11 15:18:05]

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

[Michael Lippautz, 2016-03-11 15:18:05]

ptal - as discussed, let's remove the left-overs.

[ulan, 2016-03-11 15:20:25]

lgtm

[Michael Lippautz, 2016-03-11 15:20:45]

The CQ bit was checked by mlippautz@chromium.org

[commit-bot: I haz the power, 2016-03-11 15:20:55]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1788753002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1788753002/20001

[commit-bot: I haz the power, 2016-03-11 15:43:40]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-03-11 15:45:21]

Description was changed from

==========
[heap] Remove left-overs of RESCAN_ON_EVACUATION flag.

The code actually setting this flag has already been removed. This CL merely
removes dead code.

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

to

==========
[heap] Remove left-overs of RESCAN_ON_EVACUATION flag.

The code actually setting this flag has already been removed. This CL merely
removes dead code.

BUG=

Committed: https://crrev.com/e94850ea6279a41f483facb184f350283a37b022
Cr-Commit-Position: refs/heads/master@{#34729}
==========

[commit-bot: I haz the power, 2016-03-11 15:45:22]

Patchset 2 (id:??) landed as
https://crrev.com/e94850ea6279a41f483facb184f350283a37b022
Cr-Commit-Position: refs/heads/master@{#34729}