Revert of Update containing block's positioned descendants list when an object becomes ...

Revert of Update containing block's positioned descendants list when an object becomes out-of-flow-positioned (patchset #1 id:1 of https://codereview.chromium.org/2111643002/ )

Reason for revert:
Caused a compile error in the M52 build.  See https://crbug.com/624571 for details.

Original issue's description:
> Update containing block's positioned descendants list when an object becomes out-of-flow-positioned
> 
> This is required when there are descendants needing overflow recalc.
> Otherwise during overflow recalc because the containing block's
> positioned descendant list didn't contain the new out-of-flow-positioned
> object we would not reach the descendants needing overflow recalc.
> 
> BUG=623867
> TEST=fast/overflow/add-visual-overflow-and-change-container-position.html
> 
> Review-Url: https://codereview.chromium.org/2103843003
> Cr-Commit-Position: refs/heads/master@{#402550}
> Committed: https://chromium.googlesource.com/chromium/src/+/ea9c8c0ffffe09bb297ed9c5c619f411e06f7250

TBR=wangxianzhu@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=623867

[Charlie Reis, 2016-06-29 22:29:51]

The CQ bit was checked by creis@chromium.org

[Charlie Reis, 2016-06-29 22:29:51]

Created Revert of Update containing block's positioned descendants list when an
object becomes out-of-flow-positioned

[Xianzhu, 2016-06-29 22:32:26]

The CQ bit was unchecked by wangxianzhu@chromium.org

[commit-bot: I haz the power, 2016-06-29 22:33:43]

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

[Xianzhu, 2016-06-29 22:34:04]

On 2016/06/29 22:29:51, Charlie Reis wrote:
> Created Revert of Update containing block's positioned descendants list when
an
> object becomes out-of-flow-positioned

Thanks for creating this. Stopped CQ of this CL and I'll fix the error asap.