[turbofan] Fix bug in object state generation of escape analysis.

[turbofan] Fix bug in object state generation of escape analysis.

Apparently, some StateValues have other StateValues as input. This
CL makes escape analysis transformation phase aware of it.

R=mstarzinger@chromium.org
BUG=v8:4586
LOG=n

Committed: https://crrev.com/3743bf4837ef2268e797134c067ae2ffc7031d80
Cr-Commit-Position: refs/heads/master@{#33285}

[sigurds, 2016-01-14 09:01:17]

PTAL

[Michael Starzinger, 2016-01-14 09:03:54]

LGTM.

[sigurds, 2016-01-14 09:04:17]

The CQ bit was checked by sigurds@chromium.org

[commit-bot: I haz the power, 2016-01-14 09:04:27]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1581183004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1581183004/1

[commit-bot: I haz the power, 2016-01-14 09:30:00]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-01-14 09:30:14]

Description was changed from

==========
[turbofan] Fix bug in object state generation of escape analysis.

Apparently, some StateValues have other StateValues as input. This
CL makes escape analysis transformation phase aware of it.

R=mstarzinger@chromium.org
BUG=v8:4586
LOG=n
==========

to

==========
[turbofan] Fix bug in object state generation of escape analysis.

Apparently, some StateValues have other StateValues as input. This
CL makes escape analysis transformation phase aware of it.

R=mstarzinger@chromium.org
BUG=v8:4586
LOG=n

Committed: https://crrev.com/3743bf4837ef2268e797134c067ae2ffc7031d80
Cr-Commit-Position: refs/heads/master@{#33285}
==========

[commit-bot: I haz the power, 2016-01-14 09:30:15]

Patchset 1 (id:??) landed as
https://crrev.com/3743bf4837ef2268e797134c067ae2ffc7031d80
Cr-Commit-Position: refs/heads/master@{#33285}