Fix LayoutObject::SetSubtreeNeedsPaintPropertyUpdate() to set ancestor flags

Fix LayoutObject::SetSubtreeNeedsPaintPropertyUpdate() to set ancestor flags

BUG=713503
Review-Url: https://codereview.chromium.org/2831203002
Cr-Commit-Position: refs/heads/master@{#466194}
TBR=wangxianzhu@chromium.org
NOTRY=true
NOPRESUBMIT=true

Review-Url: https://codereview.chromium.org/2839463002
Cr-Commit-Position: refs/branch-heads/3071@{#142}
Cr-Branched-From: a106f0abbf69dad349d4aaf4bcc4f5d376dd2377-refs/heads/master@{#464641}
Committed: https://chromium.googlesource.com/chromium/src/+/0fc7773682fc99248d9ae044ffbde6aafd7f25ec

[Xianzhu, 2017-04-22 03:43:13]

The CQ bit was checked by wangxianzhu@chromium.org

[commit-bot: I haz the power, 2017-04-22 03:43:24]

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, 2017-04-22 03:43:43]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1492832593853820, "parent_rev":
"198917a86accada7eb94e50b93ca0a7253fce823", "commit_rev":
"0fc7773682fc99248d9ae044ffbde6aafd7f25ec"}

[commit-bot: I haz the power, 2017-04-22 03:44:12]

Description was changed from

==========
Fix LayoutObject::SetSubtreeNeedsPaintPropertyUpdate() to set ancestor flags

BUG=713503

Review-Url: https://codereview.chromium.org/2831203002
Cr-Commit-Position: refs/heads/master@{#466194}
TBR=wangxianzhu@chromium.org
NOTRY=true
NOPRESUBMIT=true
==========

to

==========
Fix LayoutObject::SetSubtreeNeedsPaintPropertyUpdate() to set ancestor flags

BUG=713503

Review-Url: https://codereview.chromium.org/2831203002
Cr-Commit-Position: refs/heads/master@{#466194}
TBR=wangxianzhu@chromium.org
NOTRY=true
NOPRESUBMIT=true

Review-Url: https://codereview.chromium.org/2839463002
Cr-Commit-Position: refs/branch-heads/3071@{#142}
Cr-Branched-From:
a106f0abbf69dad349d4aaf4bcc4f5d376dd2377-refs/heads/master@{#464641}
Committed:
https://chromium.googlesource.com/chromium/src/+/0fc7773682fc99248d9ae044ffbd...
==========

[commit-bot: I haz the power, 2017-04-22 03:44:13]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/0fc7773682fc99248d9ae044ffbd...