Revert "Add a hack to set shouldPaint to true for force-composited iframes."

Revert "Add a hack to set shouldPaint to true for force-composited iframes."

Reason: Exploring as possible cause of compositing/paint time performance
regression.

Original change description:

This works around a FCB chicken-egg problem in which we are unable to properly
start painting floating iframes once they stop being composited.

https://codereview.chromium.org/2009353003

BUG=610906, 619710
Committed: https://crrev.com/e080ea95241ea911fa5b97e27b18308ed4d8c1ae
Cr-Commit-Position: refs/heads/master@{#406483}

[wkorman, 2016-07-19 20:49:08]

wkorman@chromium.org changed reviewers:
+ chrishtr@chromium.org

[wkorman, 2016-07-19 20:49:27]

Description was changed from

==========
Revert "Add a hack to set shouldPaint to true for force-composited iframes."

Reason: Exploring as possible cause of compositing/paint time performance
regression.

Original change description:

This works around a FCB chicken-egg problem in which we are unable to properly
start painting floating iframes once they stop being composited.

This works around a FCB chicken-egg problem in which we are unable to properly
start painting floating iframes once they stop being composited.

https://codereview.chromium.org/2009353003

BUG=610906,619710
==========

to

==========
Revert "Add a hack to set shouldPaint to true for force-composited iframes."

Reason: Exploring as possible cause of compositing/paint time performance
regression.

Original change description:

This works around a FCB chicken-egg problem in which we are unable to properly
start painting floating iframes once they stop being composited.

https://codereview.chromium.org/2009353003

BUG=610906,619710
==========

[wkorman, 2016-07-19 20:50:14]

Fixed duplicate text in change description.

This is for master branch, following merge instructions which dictate landing
on ToT first. If we can instead pursue landing only directly to M53 let
me know.

[chrishtr, 2016-07-19 21:58:17]

lgtm

[wkorman, 2016-07-19 22:01:17]

The CQ bit was checked by wkorman@chromium.org

[commit-bot: I haz the power, 2016-07-19 22:02:52]

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, 2016-07-20 00:27:06]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-07-20 00:27:08]

Try jobs failed on following builders:
  linux_android_rel_ng on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/linux_androi...)

[wkorman, 2016-07-20 01:04:54]

The CQ bit was checked by wkorman@chromium.org

[commit-bot: I haz the power, 2016-07-20 01:06:06]

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, 2016-07-20 04:25:16]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-07-20 04:25:27]

CQ bit was unchecked.

[commit-bot: I haz the power, 2016-07-20 04:26:44]

Description was changed from

==========
Revert "Add a hack to set shouldPaint to true for force-composited iframes."

Reason: Exploring as possible cause of compositing/paint time performance
regression.

Original change description:

This works around a FCB chicken-egg problem in which we are unable to properly
start painting floating iframes once they stop being composited.

https://codereview.chromium.org/2009353003

BUG=610906,619710
==========

to

==========
Revert "Add a hack to set shouldPaint to true for force-composited iframes."

Reason: Exploring as possible cause of compositing/paint time performance
regression.

Original change description:

This works around a FCB chicken-egg problem in which we are unable to properly
start painting floating iframes once they stop being composited.

https://codereview.chromium.org/2009353003

BUG=610906,619710

Committed: https://crrev.com/e080ea95241ea911fa5b97e27b18308ed4d8c1ae
Cr-Commit-Position: refs/heads/master@{#406483}
==========

[commit-bot: I haz the power, 2016-07-20 04:26:45]

Patchset 1 (id:??) landed as
https://crrev.com/e080ea95241ea911fa5b97e27b18308ed4d8c1ae
Cr-Commit-Position: refs/heads/master@{#406483}