Fix kSubset_Mode tests on non-native swizzles

Fix kSubset_Mode tests on non-native swizzles

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1918813002

Committed: https://skia.googlesource.com/skia/+/c7eb4905c4629eba44e76d98ce5e32546f739974

[msarett, 2016-04-25 13:24:15]

Description was changed from

==========
Fix kSubset_Mode tests on non-native swizzles

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

to

==========
Fix kSubset_Mode tests on non-native swizzles

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

[msarett, 2016-04-25 13:25:50]

msarett@google.com changed reviewers:
+ scroggo@google.com

[msarett, 2016-04-25 13:25:50]

This should fix the untriaged images on Gold.

https://codereview.chromium.org/1918813002/diff/1/dm/DMSrcSink.cpp
File dm/DMSrcSink.cpp (right):

https://codereview.chromium.org/1918813002/diff/1/dm/DMSrcSink.cpp#newcode586
dm/DMSrcSink.cpp:586: // FIXME: Should we have a version of getScaledDimensions
that takes a subset
This may be worth fixing in a follow-up.  We do have one of these now...

[scroggo, 2016-04-25 13:43:57]

lgtm

[msarett, 2016-04-25 13:45:31]

The CQ bit was checked by msarett@google.com

[commit-bot: I haz the power, 2016-04-25 13:45:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1918813002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1918813002/1

[commit-bot: I haz the power, 2016-04-25 14:05:00]

Description was changed from

==========
Fix kSubset_Mode tests on non-native swizzles

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

to

==========
Fix kSubset_Mode tests on non-native swizzles

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/+/c7eb4905c4629eba44e76d98ce5e32546f739974
==========

[commit-bot: I haz the power, 2016-04-25 14:05:01]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/c7eb4905c4629eba44e76d98ce5e32546f739974