Add alpha type to texture producer

Add alpha type to texture producer

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2250403003

Committed: https://skia.googlesource.com/skia/+/5814b8a1dda25665810e05408895ed202d31d472

[Brian Osman, 2016-08-17 19:33:17]

Description was changed from

==========
Add alpha type to texture producer

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

to

==========
Add alpha type to texture producer

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2250403003
==========

[Brian Osman, 2016-08-17 21:03:58]

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

[commit-bot: I haz the power, 2016-08-17 21:03:59]

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

[Brian Osman, 2016-08-17 21:15:39]

brianosman@google.com changed reviewers:
+ bsalomon@google.com, reed@google.com, robertphillips@google.com

[Brian Osman, 2016-08-17 21:15:40]

This is the last piece of the puzzle before we can know the alpha type of the
source texture in every texture-drawing code-path (I think).

[commit-bot: I haz the power, 2016-08-17 21:29:13]

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

[commit-bot: I haz the power, 2016-08-17 21:29:13]

Dry run: This issue passed the CQ dry run.

[bsalomon, 2016-08-18 13:34:33]

lgtm

[Brian Osman, 2016-08-18 13:42:01]

The CQ bit was checked by brianosman@google.com

[commit-bot: I haz the power, 2016-08-18 13:42:10]

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, 2016-08-18 13:43:06]

Description was changed from

==========
Add alpha type to texture producer

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2250403003
==========

to

==========
Add alpha type to texture producer

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2250403003

Committed:
https://skia.googlesource.com/skia/+/5814b8a1dda25665810e05408895ed202d31d472
==========

[commit-bot: I haz the power, 2016-08-18 13:43:07]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/5814b8a1dda25665810e05408895ed202d31d472