Revert of Add enablePerThreadHeap flag to ThreadState

Revert of Add enablePerThreadHeap flag to ThreadState (patchset #3 id:40001 of https://codereview.chromium.org/1910753002/ )

Reason for revert:
Reverting in order to revert r 389052

Original issue's description:
> Add enablePerThreadHeap flag to ThreadState
>
> BUG=591606
>
> Committed: https://crrev.com/e5b8b2832fccc2cbe039698235669b029778f58d
> Cr-Commit-Position: refs/heads/master@{#389436}

TBR=oilpan-reviews@chromium.org,haraken@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=591606
Committed: https://crrev.com/537b169259bf719f6c31fd2085b69f0180bb4dc2
Cr-Commit-Position: refs/heads/master@{#389451}

[keishi, 2016-04-25 12:10:28]

Created Revert of Add enablePerThreadHeap flag to ThreadState

[commit-bot: I haz the power, 2016-04-25 12:10:39]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1919793002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1919793002/1

[commit-bot: I haz the power, 2016-04-25 12:11:25]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-04-25 12:12:44]

Description was changed from

==========
Revert of Add enablePerThreadHeap flag to ThreadState (patchset #3 id:40001 of
https://codereview.chromium.org/1910753002/ )

Reason for revert:
Reverting in order to revert r 389052

Original issue's description:
> Add enablePerThreadHeap flag to ThreadState
> 
> BUG=591606
> 
> Committed: https://crrev.com/e5b8b2832fccc2cbe039698235669b029778f58d
> Cr-Commit-Position: refs/heads/master@{#389436}

TBR=oilpan-reviews@chromium.org,haraken@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=591606
==========

to

==========
Revert of Add enablePerThreadHeap flag to ThreadState (patchset #3 id:40001 of
https://codereview.chromium.org/1910753002/ )

Reason for revert:
Reverting in order to revert r 389052

Original issue's description:
> Add enablePerThreadHeap flag to ThreadState
>
> BUG=591606
>
> Committed: https://crrev.com/e5b8b2832fccc2cbe039698235669b029778f58d
> Cr-Commit-Position: refs/heads/master@{#389436}

TBR=oilpan-reviews@chromium.org,haraken@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=591606

Committed: https://crrev.com/537b169259bf719f6c31fd2085b69f0180bb4dc2
Cr-Commit-Position: refs/heads/master@{#389451}
==========

[commit-bot: I haz the power, 2016-04-25 12:12:45]

Patchset 1 (id:??) landed as
https://crrev.com/537b169259bf719f6c31fd2085b69f0180bb4dc2
Cr-Commit-Position: refs/heads/master@{#389451}

[haraken, 2016-04-25 12:22:25]

LGTM