Fix readback of 565 on Mac and enable tests

Fix readback of 565 on Mac and enable tests

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1778143003

Committed: https://skia.googlesource.com/skia/+/e6d665e24feabf6c633452885910efd17e5f025e

[bsalomon, 2016-03-10 02:57:20]

Description was changed from

==========
Attempt to fix readback of 565 on Mac.

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

to

==========
Attempt to fix readback of 565 on Mac.

BUG=skia:
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

[bsalomon, 2016-03-10 02:57:30]

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

[commit-bot: I haz the power, 2016-03-10 02:57:36]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1778143003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1778143003/1

[bsalomon, 2016-03-10 02:58:32]

The CQ bit was unchecked by bsalomon@google.com

[bsalomon, 2016-03-10 14:20:35]

Description was changed from

==========
Attempt to fix readback of 565 on Mac.

BUG=skia:
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

to

==========
Fix readback of 565 on Mac and enable tests

BUG=skia:
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

[bsalomon, 2016-03-10 14:20:35]

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

[robertphillips, 2016-03-10 14:58:57]

lgtm

[bsalomon, 2016-03-10 15:21:10]

The CQ bit was checked by bsalomon@google.com

[commit-bot: I haz the power, 2016-03-10 15:21:14]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1778143003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1778143003/1

[commit-bot: I haz the power, 2016-03-10 15:22:27]

Description was changed from

==========
Fix readback of 565 on Mac and enable tests

BUG=skia:
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

to

==========
Fix readback of 565 on Mac and enable tests

BUG=skia:
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...

Committed:
https://skia.googlesource.com/skia/+/e6d665e24feabf6c633452885910efd17e5f025e
==========

[commit-bot: I haz the power, 2016-03-10 15:22:28]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/e6d665e24feabf6c633452885910efd17e5f025e