remove dead code from SkColorMatrixFilter

remove dead code from SkColorMatrixFilter

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1568783002

Committed: https://skia.googlesource.com/skia/+/ce2dfae8c58f6c043e50782468bc836d46060bf3

[reed2, 2016-01-07 05:19:09]

Description was changed from

==========
remove dead code from SkColorMatrixFilter

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

to

==========
remove dead code from SkColorMatrixFilter

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

[reed2, 2016-01-07 05:19:28]

The CQ bit was checked by reed@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-01-07 05:19:30]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1568783002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1568783002/1

[commit-bot: I haz the power, 2016-01-07 05:34:51]

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

[commit-bot: I haz the power, 2016-01-07 05:34:51]

Dry run: This issue passed the CQ dry run.

[mikerreed, 2016-01-07 13:17:32]

mike@reedtribe.org changed reviewers:
+ mike@reedtribe.org

[mikerreed, 2016-01-07 13:17:33]

lgtm

[reed1, 2016-01-07 14:23:05]

The CQ bit was checked by reed@google.com

[commit-bot: I haz the power, 2016-01-07 14:23:12]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1568783002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1568783002/1

[commit-bot: I haz the power, 2016-01-07 14:23:51]

Description was changed from

==========
remove dead code from SkColorMatrixFilter

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

to

==========
remove dead code from SkColorMatrixFilter

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/+/ce2dfae8c58f6c043e50782468bc836d46060bf3
==========

[commit-bot: I haz the power, 2016-01-07 14:23:53]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/ce2dfae8c58f6c043e50782468bc836d46060bf3