CSS: will-change offset-path establishes a stacking context

CSS: will-change offset-path establishes a stacking context

hasWillChangeTransformHint now takes offset-path and offset-position
into account.

BUG=648113
Review-Url: https://codereview.chromium.org/2671763002
Cr-Commit-Position: refs/heads/master@{#447948}
Committed: https://chromium.googlesource.com/chromium/src/+/e289eb73fd434c373ec84258a740c9e0f3cdb7fd

[Eric Willigers, 2017-02-02 17:10:38]

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

[Eric Willigers, 2017-02-02 17:10:55]

ericwilligers@chromium.org changed reviewers:
+ pdr@chromium.org

[commit-bot: I haz the power, 2017-02-02 17:11:09]

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, 2017-02-02 19:35:15]

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

[commit-bot: I haz the power, 2017-02-02 19:35:16]

Dry run: This issue passed the CQ dry run.

[pdr., 2017-02-03 00:26:21]

On 2017/02/02 at 17:10:55, ericwilligers wrote:
> 

LGTM

[Eric Willigers, 2017-02-03 01:14:04]

The CQ bit was checked by ericwilligers@chromium.org

[commit-bot: I haz the power, 2017-02-03 01:14:45]

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, 2017-02-03 05:00:14]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1486084444020210, "parent_rev":
"1779e9665d5c902329769aff810a4fa6f262a4ce", "commit_rev":
"e289eb73fd434c373ec84258a740c9e0f3cdb7fd"}

[commit-bot: I haz the power, 2017-02-03 05:00:49]

Description was changed from

==========
CSS: will-change offset-path establishes a stacking context

hasWillChangeTransformHint now takes offset-path and offset-position
into account.

BUG=648113
==========

to

==========
CSS: will-change offset-path establishes a stacking context

hasWillChangeTransformHint now takes offset-path and offset-position
into account.

BUG=648113

Review-Url: https://codereview.chromium.org/2671763002
Cr-Commit-Position: refs/heads/master@{#447948}
Committed:
https://chromium.googlesource.com/chromium/src/+/e289eb73fd434c373ec84258a740...
==========

[commit-bot: I haz the power, 2017-02-03 05:00:50]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/e289eb73fd434c373ec84258a740...