cc: Remove GLC macro

cc: Remove GLC macro

This macro is no longer needed, as the command buffer can do the same
thing with GL_CLIENT_FAIL_GL_ERRORS in gles2_implementation.h.

Committed: https://crrev.com/a14e0747acab11a2bc33525ccb1cd92b79bf92b9
Cr-Commit-Position: refs/heads/master@{#323863}

[enne (OOO), 2015-04-04 00:05:43]

enne@chromium.org changed reviewers:
+ danakj@chromium.org

[danakj, 2015-04-04 00:10:02]

LGTM

[danakj, 2015-04-04 00:10:08]

The CQ bit was checked by danakj@chromium.org

[commit-bot: I haz the power, 2015-04-04 00:10:17]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1065463002/1

[commit-bot: I haz the power, 2015-04-04 01:05:28]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-04-04 01:06:20]

Patchset 1 (id:??) landed as
https://crrev.com/a14e0747acab11a2bc33525ccb1cd92b79bf92b9
Cr-Commit-Position: refs/heads/master@{#323863}