Don't check under invalidation for delayed invalidated object

Don't check under invalidation for delayed invalidated object

We delay invalidation for out-of-view animated images etc, but we
may paint them before they are really invalidated.

BUG=450725
Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=196274

[Xianzhu, 2015-06-01 23:22:57]

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

[chrishtr, 2015-06-01 23:24:13]

The CQ bit was checked by chrishtr@chromium.org

[chrishtr, 2015-06-01 23:24:14]

lgtm

[Xianzhu, 2015-06-01 23:27:53]

The CQ bit was unchecked by wangxianzhu@chromium.org

[Xianzhu, 2015-06-02 00:31:57]

The CQ bit was checked by wangxianzhu@chromium.org

[commit-bot: I haz the power, 2015-06-02 00:33:09]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1152703005/1

[commit-bot: I haz the power, 2015-06-02 01:59:30]

Committed patchset #1 (id:1) as
https://src.chromium.org/viewvc/blink?view=rev&revision=196274