Remove support for GL discards

Remove support for GL discards

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2112693003

Committed: https://skia.googlesource.com/skia/+/d46cdc4c99c0f400b9f7357eb2b877c35707e9c7

[egdaniel, 2016-06-30 18:17:14]

Description was changed from

==========
Remove support for GL discards

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

to

==========
Remove support for GL discards

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2112693003
==========

[egdaniel, 2016-06-30 18:18:18]

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

[egdaniel, 2016-06-30 18:19:04]

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

[commit-bot: I haz the power, 2016-06-30 18:19:13]

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

[bsalomon, 2016-06-30 18:23:01]

lgtm

[egdaniel, 2016-06-30 18:23:17]

The CQ bit was unchecked by egdaniel@google.com

[egdaniel, 2016-06-30 18:23:21]

The CQ bit was checked by egdaniel@google.com

[commit-bot: I haz the power, 2016-06-30 18:23:24]

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, 2016-06-30 18:43:13]

Description was changed from

==========
Remove support for GL discards

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2112693003
==========

to

==========
Remove support for GL discards

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2112693003

Committed:
https://skia.googlesource.com/skia/+/d46cdc4c99c0f400b9f7357eb2b877c35707e9c7
==========

[commit-bot: I haz the power, 2016-06-30 18:43:14]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/d46cdc4c99c0f400b9f7357eb2b877c35707e9c7