Fix PaintInvalidationState for multicol

Fix PaintInvalidationState for multicol

Follow-up of https://codereview.chromium.org/2615203002/ for the old
paint invalidation path.

BUG=648274
TEST=virtual/stable/paint/invalidation/multicol-spanner-background-color.html (after https://codereview.chromium.org/2620603002/)

Review-Url: https://codereview.chromium.org/2621523002
Cr-Commit-Position: refs/heads/master@{#442289}
Committed: https://chromium.googlesource.com/chromium/src/+/7248090752b13519ac2458db2e0bd109998f6de1

[Xianzhu, 2017-01-08 23:23:38]

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

[commit-bot: I haz the power, 2017-01-08 23:23:49]

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

[Xianzhu, 2017-01-08 23:25:17]

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

[commit-bot: I haz the power, 2017-01-09 00:51:26]

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

[commit-bot: I haz the power, 2017-01-09 00:51:27]

Dry run: This issue passed the CQ dry run.

[pdr., 2017-01-09 17:47:02]

LGTM

[Xianzhu, 2017-01-09 17:54:57]

The CQ bit was checked by wangxianzhu@chromium.org

[commit-bot: I haz the power, 2017-01-09 17:55:22]

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, 2017-01-09 17:59:49]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1483984497390360, "parent_rev":
"c58cc0361717758c97b963be6ec77b122f010066", "commit_rev":
"7248090752b13519ac2458db2e0bd109998f6de1"}

[commit-bot: I haz the power, 2017-01-09 18:00:16]

Description was changed from

==========
Fix PaintInvalidationState for multicol

Follow-up of https://codereview.chromium.org/2615203002/ for the old
paint invalidation path.

BUG=648274
TEST=virtual/stable/paint/invalidation/multicol-spanner-background-color.html
(after https://codereview.chromium.org/2620603002/)
==========

to

==========
Fix PaintInvalidationState for multicol

Follow-up of https://codereview.chromium.org/2615203002/ for the old
paint invalidation path.

BUG=648274
TEST=virtual/stable/paint/invalidation/multicol-spanner-background-color.html
(after https://codereview.chromium.org/2620603002/)

Review-Url: https://codereview.chromium.org/2621523002
Cr-Commit-Position: refs/heads/master@{#442289}
Committed:
https://chromium.googlesource.com/chromium/src/+/7248090752b13519ac2458db2e0b...
==========

[commit-bot: I haz the power, 2017-01-09 18:00:18]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/7248090752b13519ac2458db2e0b...