Revert of Add PaintOptimizations feature to control subsequence caching and empty phase skipping

Revert of Add PaintOptimizations feature to control subsequence caching and empty phase skipping (patchset #4 id:2 of https://codereview.chromium.org/1988423002/ )

Reason for revert:
We have finished the field trial.

Original issue's description:
> Add PaintOptimizations feature to control subsequence caching and empty phase skipping
>
> BUG=612911
>
> Committed: https://crrev.com/825e5fab2485e8e3ea64bf4d957cdd1cd22f9daa
> Cr-Commit-Position: refs/heads/master@{#394682}

TBR=chrishtr@chromium.org,kinuko@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=612911
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2

Committed: https://crrev.com/70a016b21fad595b4b0fc94c6073f8901e51118d
Cr-Commit-Position: refs/heads/master@{#415053}

[Xianzhu, 2016-08-29 18:15:34]

Created Revert of Add PaintOptimizations feature to control subsequence caching
and empty phase skipping

[Xianzhu, 2016-08-29 18:19:55]

Description was changed from

==========
Revert of Add PaintOptimizations feature to control subsequence caching and
empty phase skipping (patchset #4 id:2 of
https://codereview.chromium.org/1988423002/ )

Reason for revert:
We have finished the field trial.

Original issue's description:
> Add PaintOptimizations feature to control subsequence caching and empty phase
skipping
> 
> BUG=612911
> 
> Committed: https://crrev.com/825e5fab2485e8e3ea64bf4d957cdd1cd22f9daa
> Cr-Commit-Position: refs/heads/master@{#394682}

TBR=chrishtr@chromium.org,kinuko@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=612911
==========

to

==========
Revert of Add PaintOptimizations feature to control subsequence caching and
empty phase skipping (patchset #4 id:2 of
https://codereview.chromium.org/1988423002/ )

Reason for revert:
We have finished the field trial.

Original issue's description:
> Add PaintOptimizations feature to control subsequence caching and empty phase
skipping
> 
> BUG=612911
> 
> Committed: https://crrev.com/825e5fab2485e8e3ea64bf4d957cdd1cd22f9daa
> Cr-Commit-Position: refs/heads/master@{#394682}

TBR=chrishtr@chromium.org,kinuko@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=612911
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
==========

[Xianzhu, 2016-08-29 18:20:09]

The CQ bit was checked by wangxianzhu@chromium.org

[chrishtr, 2016-08-29 18:21:53]

lgtm

[commit-bot: I haz the power, 2016-08-29 18:27:51]

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, 2016-08-30 03:44:06]

Committed patchset #2 (id:140001)

[commit-bot: I haz the power, 2016-08-30 03:48:14]

Description was changed from

==========
Revert of Add PaintOptimizations feature to control subsequence caching and
empty phase skipping (patchset #4 id:2 of
https://codereview.chromium.org/1988423002/ )

Reason for revert:
We have finished the field trial.

Original issue's description:
> Add PaintOptimizations feature to control subsequence caching and empty phase
skipping
> 
> BUG=612911
> 
> Committed: https://crrev.com/825e5fab2485e8e3ea64bf4d957cdd1cd22f9daa
> Cr-Commit-Position: refs/heads/master@{#394682}

TBR=chrishtr@chromium.org,kinuko@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=612911
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
==========

to

==========
Revert of Add PaintOptimizations feature to control subsequence caching and
empty phase skipping (patchset #4 id:2 of
https://codereview.chromium.org/1988423002/ )

Reason for revert:
We have finished the field trial.

Original issue's description:
> Add PaintOptimizations feature to control subsequence caching and empty phase
skipping
>
> BUG=612911
>
> Committed: https://crrev.com/825e5fab2485e8e3ea64bf4d957cdd1cd22f9daa
> Cr-Commit-Position: refs/heads/master@{#394682}

TBR=chrishtr@chromium.org,kinuko@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=612911
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2

Committed: https://crrev.com/70a016b21fad595b4b0fc94c6073f8901e51118d
Cr-Commit-Position: refs/heads/master@{#415053}
==========

[commit-bot: I haz the power, 2016-08-30 03:48:15]

Patchset 2 (id:??) landed as
https://crrev.com/70a016b21fad595b4b0fc94c6073f8901e51118d
Cr-Commit-Position: refs/heads/master@{#415053}