[Layout API] Use layoutViewItem() in PaintLayer

[Layout API] Use layoutViewItem() in PaintLayer

Document::layoutView() is deprecated and being removed soon. The
replacement is Document::layoutViewItem(), which routes methods
through the new block layout API. No new API methods were required.

There are no functional changes.

BUG=499321
Committed: https://crrev.com/da13eae9d1888c2b160b2f911e786f01406c23fd
Cr-Commit-Position: refs/heads/master@{#405586}

[pilgrim_google, 2016-07-14 20:25:07]

The CQ bit was checked by pilgrim@chromium.org to run a CQ dry run

[pilgrim_google, 2016-07-14 20:25:15]

pilgrim@chromium.org changed reviewers:
+ eae@chromium.org, jsbell@chromium.org

[commit-bot: I haz the power, 2016-07-14 20:25:33]

Dry run: 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, 2016-07-14 21:43:53]

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

[commit-bot: I haz the power, 2016-07-14 21:43:54]

Dry run: This issue passed the CQ dry run.

[eae, 2016-07-14 21:48:04]

LGTM

[eae, 2016-07-14 21:48:08]

The CQ bit was checked by eae@chromium.org

[commit-bot: I haz the power, 2016-07-14 21:49:12]

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, 2016-07-14 21:55:23]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-07-14 21:55:34]

CQ bit was unchecked.

[commit-bot: I haz the power, 2016-07-14 21:57:18]

Description was changed from

==========
[Layout API] Use layoutViewItem() in PaintLayer

Document::layoutView() is deprecated and being removed soon. The
replacement is Document::layoutViewItem(), which routes methods
through the new block layout API. No new API methods were required.

There are no functional changes.

BUG=499321
==========

to

==========
[Layout API] Use layoutViewItem() in PaintLayer

Document::layoutView() is deprecated and being removed soon. The
replacement is Document::layoutViewItem(), which routes methods
through the new block layout API. No new API methods were required.

There are no functional changes.

BUG=499321

Committed: https://crrev.com/da13eae9d1888c2b160b2f911e786f01406c23fd
Cr-Commit-Position: refs/heads/master@{#405586}
==========

[commit-bot: I haz the power, 2016-07-14 21:57:19]

Patchset 1 (id:??) landed as
https://crrev.com/da13eae9d1888c2b160b2f911e786f01406c23fd
Cr-Commit-Position: refs/heads/master@{#405586}