Update First Paint to include paint of non-default document background color

Update First Paint to include paint of non-default document background color

BUG=663949
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2

Committed: https://crrev.com/09f4d43e57110ca3d2d6ed631b0f24e1b3da4881
Cr-Commit-Position: refs/heads/master@{#431473}

[panicker, 2016-11-10 00:00:10]

Description was changed from

==========
Update First Paint to include paint of non-default document background color

BUG=663949
==========

to

==========
Update First Paint to include paint of non-default document background color

BUG=663949
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
==========

[panicker, 2016-11-10 00:36:03]

panicker@chromium.org changed reviewers:
+ chrishtr@chromium.org, ksakamoto@chromium.org

[panicker, 2016-11-10 00:36:03]

Could you provide feedback on this?
Still verifying this change against top sites etc.
Kunihiko - suggestions for how to test this change are appreciated.
Thanks!

[chrishtr, 2016-11-11 01:16:46]

The CQ bit was checked by chrishtr@chromium.org

[chrishtr, 2016-11-11 01:16:47]

lgtm

[commit-bot: I haz the power, 2016-11-11 01:17:28]

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, 2016-11-11 02:50:33]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-11-11 02:56:02]

Description was changed from

==========
Update First Paint to include paint of non-default document background color

BUG=663949
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
==========

to

==========
Update First Paint to include paint of non-default document background color

BUG=663949
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2

Committed: https://crrev.com/09f4d43e57110ca3d2d6ed631b0f24e1b3da4881
Cr-Commit-Position: refs/heads/master@{#431473}
==========

[commit-bot: I haz the power, 2016-11-11 02:56:03]

Patchset 1 (id:??) landed as
https://crrev.com/09f4d43e57110ca3d2d6ed631b0f24e1b3da4881
Cr-Commit-Position: refs/heads/master@{#431473}