Fix quad convexity with only one backward dir

Fix quad convexity with only one backward dir

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2465253008

Committed: https://skia.googlesource.com/skia/+/bdabcc4cb873dc4de39263c995900a05e6a32cf4

[liyuqian, 2016-11-03 18:06:18]

Description was changed from

==========
Fix quad convexity with only one backward dir

BUG=skia:
==========

to

==========
Fix quad convexity with only one backward dir

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2465253008
==========

[liyuqian, 2016-11-03 18:07:23]

Description was changed from

==========
Fix quad convexity with only one backward dir

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2465253008
==========

to

==========
Fix quad convexity with only one backward dir

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2465253008
==========

[liyuqian, 2016-11-03 18:07:23]

liyuqian@google.com changed reviewers:
+ caryclark@google.com, reed@google.com

[liyuqian, 2016-11-03 18:07:43]

Please check the convexity fix. Without the fix, the added unit test would fail.

[liyuqian, 2016-11-03 18:09:06]

The CQ bit was checked by liyuqian@google.com to run a CQ dry run

[commit-bot: I haz the power, 2016-11-03 18:09:14]

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

[caryclark, 2016-11-03 18:11:08]

caryclark@google.com changed reviewers:
+ robertphillips@google.com

[commit-bot: I haz the power, 2016-11-03 18:31:55]

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

[commit-bot: I haz the power, 2016-11-03 18:31:58]

Dry run: This issue passed the CQ dry run.

[caryclark, 2016-11-03 18:38:56]

lgtm

[liyuqian, 2016-11-03 18:39:16]

The CQ bit was checked by liyuqian@google.com

[commit-bot: I haz the power, 2016-11-03 18:39:26]

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, 2016-11-03 18:40:20]

Description was changed from

==========
Fix quad convexity with only one backward dir

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2465253008
==========

to

==========
Fix quad convexity with only one backward dir

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2465253008

Committed:
https://skia.googlesource.com/skia/+/bdabcc4cb873dc4de39263c995900a05e6a32cf4
==========

[commit-bot: I haz the power, 2016-11-03 18:40:21]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/bdabcc4cb873dc4de39263c995900a05e6a32cf4