[turbofan] Fix iteration order

[turbofan] Improve iteration order in escape object analysis

BUG=v8:4586
LOG=n

Committed: https://crrev.com/e41c62a8ffdab5d3e18f7dca7a616147cea8f289
Cr-Commit-Position: refs/heads/master@{#33542}

[sigurds, 2016-01-27 09:53:52]

sigurds@chromium.org changed reviewers:
+ mstarzinger@chromium.org

[sigurds, 2016-01-27 09:53:52]

This CL should solve the problems with excessive runtime in
test/mjsunit/regress/regress-1200351.js. PTAL

[sigurds, 2016-01-27 09:54:29]

Description was changed from

==========
[turbofan] Maybe consume less memory

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

to

==========
[turbofan] Fix iteration order in escape object analysis

BUG=v8:4586
LOG=n
==========

[sigurds, 2016-01-27 09:56:26]

Description was changed from

==========
[turbofan] Fix iteration order in escape object analysis

BUG=v8:4586
LOG=n
==========

to

==========
[turbofan] Improve iteration order in escape object analysis

BUG=v8:4586
LOG=n
==========

[Michael Starzinger, 2016-01-27 09:59:04]

LGTM, can we change the mjsunit.status file to run the regress-1200351 test in
all variants again?

[sigurds, 2016-01-27 10:29:17]

The CQ bit was checked by sigurds@chromium.org

[sigurds, 2016-01-27 10:29:17]

The patchset sent to the CQ was uploaded after l-g-t-m from
mstarzinger@chromium.org
Link to the patchset: https://codereview.chromium.org/1631333002/#ps60001
(title: "Reactivate test")

[commit-bot: I haz the power, 2016-01-27 10:29:26]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1631333002/60001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1631333002/60001

[commit-bot: I haz the power, 2016-01-27 11:05:27]

Description was changed from

==========
[turbofan] Improve iteration order in escape object analysis

BUG=v8:4586
LOG=n
==========

to

==========
[turbofan] Improve iteration order in escape object analysis

BUG=v8:4586
LOG=n
==========

[commit-bot: I haz the power, 2016-01-27 11:05:28]

Committed patchset #4 (id:60001)

[commit-bot: I haz the power, 2016-01-27 11:06:00]

Description was changed from

==========
[turbofan] Improve iteration order in escape object analysis

BUG=v8:4586
LOG=n
==========

to

==========
[turbofan] Improve iteration order in escape object analysis

BUG=v8:4586
LOG=n

Committed: https://crrev.com/e41c62a8ffdab5d3e18f7dca7a616147cea8f289
Cr-Commit-Position: refs/heads/master@{#33542}
==========

[commit-bot: I haz the power, 2016-01-27 11:06:01]

Patchset 4 (id:??) landed as
https://crrev.com/e41c62a8ffdab5d3e18f7dca7a616147cea8f289
Cr-Commit-Position: refs/heads/master@{#33542}