Move LayoutProgress timer to UnspecedTimer task source.

Move LayoutProgress timer to UnspecedTimer task source.

Based on https://whatwg.org/c/#the-progress-element, there's
no specified task source since this is an underlying
implementation detail of how the UI is presented.

BUG=624694
Review-Url: https://codereview.chromium.org/2650033002
Cr-Commit-Position: refs/heads/master@{#445683}
Committed: https://chromium.googlesource.com/chromium/src/+/4b273e243bf047778e36cbc948f72ae13f7934cc

[dcheng, 2017-01-23 23:07:34]

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

[commit-bot: I haz the power, 2017-01-23 23:08:21]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[dcheng, 2017-01-23 23:11:24]

Description was changed from

==========
Move LayoutProgress timer to UnspecedTimer task source.

BUG=624694
==========

to

==========
Move LayoutProgress timer to UnspecedTimer task source.

Based on https://whatwg.org/c/#the-progress-element, there's
no specified task source since this is an underlying
implementation detail of how the UI is presented.

BUG=624694
==========

[dcheng, 2017-01-23 23:11:24]

dcheng@chromium.org changed reviewers:
+ haraken@chromium.org

[haraken, 2017-01-23 23:53:36]

LGTM

[commit-bot: I haz the power, 2017-01-24 00:55:47]

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

[commit-bot: I haz the power, 2017-01-24 00:55:47]

Dry run: This issue passed the CQ dry run.

[dcheng, 2017-01-24 08:39:24]

The CQ bit was checked by dcheng@chromium.org

[commit-bot: I haz the power, 2017-01-24 08:39:41]

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, 2017-01-24 08:43:29]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1485247164744010, "parent_rev":
"e22760de2837e4a82b606fee9de47bcfc8adff8e", "commit_rev":
"4b273e243bf047778e36cbc948f72ae13f7934cc"}

[commit-bot: I haz the power, 2017-01-24 08:44:01]

Description was changed from

==========
Move LayoutProgress timer to UnspecedTimer task source.

Based on https://whatwg.org/c/#the-progress-element, there's
no specified task source since this is an underlying
implementation detail of how the UI is presented.

BUG=624694
==========

to

==========
Move LayoutProgress timer to UnspecedTimer task source.

Based on https://whatwg.org/c/#the-progress-element, there's
no specified task source since this is an underlying
implementation detail of how the UI is presented.

BUG=624694

Review-Url: https://codereview.chromium.org/2650033002
Cr-Commit-Position: refs/heads/master@{#445683}
Committed:
https://chromium.googlesource.com/chromium/src/+/4b273e243bf047778e36cbc948f7...
==========

[commit-bot: I haz the power, 2017-01-24 08:44:02]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/4b273e243bf047778e36cbc948f7...