add suppressions for up-coming skia optimization

add suppressions for up-coming skia optimization

https://codereview.chromium.org/978923005

BUG=464741
NOTRY=True

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=191452

[reed1, 2015-03-06 16:58:00]

reed@google.com changed reviewers:
+ fmalita@chromium.org

[reed1, 2015-03-06 16:58:04]

The CQ bit was checked by reed@google.com

[commit-bot: I haz the power, 2015-03-06 16:58:44]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/984023004/1

[commit-bot: I haz the power, 2015-03-06 16:58:45]

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

[commit-bot: I haz the power, 2015-03-06 16:58:46]

No LGTM from a valid reviewer yet. Only full committers are accepted.
Even if an LGTM may have been provided, it was from a non-committer,
_not_ a full super star committer.
See http://www.chromium.org/getting-involved/become-a-committer
Note that this has nothing to do with OWNERS files.

[f(malita), 2015-03-06 16:59:11]

The CQ bit was checked by fmalita@chromium.org

[f(malita), 2015-03-06 16:59:12]

lgtm

[commit-bot: I haz the power, 2015-03-06 16:59:24]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/984023004/1

[reed1, 2015-03-06 18:17:56]

The CQ bit was unchecked by reed@google.com

[reed1, 2015-03-06 18:18:10]

The CQ bit was checked by reed@google.com

[commit-bot: I haz the power, 2015-03-06 18:18:39]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/984023004/1

[commit-bot: I haz the power, 2015-03-06 18:55:58]

Committed patchset #1 (id:1) as
https://src.chromium.org/viewvc/blink?view=rev&revision=191452