Add SK_SUPPORT_LEGACY_IMAGEFILTER_PTR to public.bzl DEFINES to fix build.

Add SK_SUPPORT_LEGACY_IMAGEFILTER_PTR to public.bzl DEFINES to fix build.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1853773002

Committed: https://skia.googlesource.com/skia/+/31dcc2a16f1b6dbfccc353884a44a55f135445ae

[dogben, 2016-04-01 13:38:45]

Description was changed from

==========
Add SK_SUPPORT_LEGACY_IMAGEFILTER_PTR to public.bzl DEFINES to fix build.

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

to

==========
Add SK_SUPPORT_LEGACY_IMAGEFILTER_PTR to public.bzl DEFINES to fix build.

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

[dogben, 2016-04-01 13:39:47]

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

[f(malita), 2016-04-01 13:40:48]

fmalita@chromium.org changed reviewers:
+ fmalita@chromium.org

[f(malita), 2016-04-01 13:40:49]

lgtm

[dogben, 2016-04-01 13:41:16]

The CQ bit was checked by benjaminwagner@google.com

[commit-bot: I haz the power, 2016-04-01 13:41:18]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1853773002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1853773002/1

[commit-bot: I haz the power, 2016-04-01 13:54:37]

Description was changed from

==========
Add SK_SUPPORT_LEGACY_IMAGEFILTER_PTR to public.bzl DEFINES to fix build.

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

to

==========
Add SK_SUPPORT_LEGACY_IMAGEFILTER_PTR to public.bzl DEFINES to fix build.

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/+/31dcc2a16f1b6dbfccc353884a44a55f135445ae
==========

[commit-bot: I haz the power, 2016-04-01 13:54:39]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/31dcc2a16f1b6dbfccc353884a44a55f135445ae

[robertphillips, 2016-04-01 14:15:29]

lgtm