command_buffer: Remove redundant extension checks from two decoder functions

command_buffer: Remove redundant extension checks from two decoder functions

Remove redundant checks of extension feature flag from two gl path
rendering related matrix functions. The check is for function X
is nowadays done at HandleX() functions. The HandleX functions
are generated by the code generator for these matrix functions.

BUG=344330
NOTRY=true

Committed: https://crrev.com/dd449f5196bc727a287c13fb09b4b9cbcbd9c7e4
Cr-Commit-Position: refs/heads/master@{#351627}

[Kimmo Kinnunen, 2015-09-22 11:59:15]

kkinnunen@nvidia.com changed reviewers:
+ zmo@google.com

[Zhenyao Mo, 2015-09-30 03:20:36]

On 2015/09/25 08:05:28, Kimmo Kinnunen wrote:

LGTM

[Kimmo Kinnunen, 2015-09-30 05:53:14]

The CQ bit was checked by kkinnunen@nvidia.com

[commit-bot: I haz the power, 2015-09-30 05:53:19]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1352623006/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1352623006/1

[commit-bot: I haz the power, 2015-09-30 07:06:29]

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

[commit-bot: I haz the power, 2015-09-30 07:06:30]

Try jobs failed on following builders:
  mac_chromium_rel_ng on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_rel_...)

[Zhenyao Mo, 2015-09-30 20:03:47]

Mac failure is unrelated.  Landing with NOTRY=true.

[Zhenyao Mo, 2015-09-30 20:04:06]

The CQ bit was checked by zmo@chromium.org

[commit-bot: I haz the power, 2015-09-30 20:05:16]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1352623006/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1352623006/1

[commit-bot: I haz the power, 2015-09-30 20:14:00]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-09-30 20:14:54]

Patchset 1 (id:??) landed as
https://crrev.com/dd449f5196bc727a287c13fb09b4b9cbcbd9c7e4
Cr-Commit-Position: refs/heads/master@{#351627}