Remove duplicated WebGL layout tests.

Remove duplicated WebGL layout tests.

They are already covered in WebGL conformance tests.

Note that I only remove those who have exact corresponding tests in
conformance suite.

BUG=
TEST=layout tests
R=bajones@chromium.org,kbr@chromium.org

Committed: https://crrev.com/72fb99ecd1a0bc0cd97bfdcfe9880e64e64f6d79
Cr-Commit-Position: refs/heads/master@{#370472}

[Zhenyao Mo, 2016-01-20 18:29:36]

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

[Zhenyao Mo, 2016-01-20 18:29:57]

Brandon, Ken, please take a look.

[commit-bot: I haz the power, 2016-01-20 18:31:12]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1601093008/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1601093008/1

[bajones, 2016-01-20 19:23:58]

LGTM

[commit-bot: I haz the power, 2016-01-20 19:51:06]

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

[commit-bot: I haz the power, 2016-01-20 19:51:07]

Dry run: This issue passed the CQ dry run.

[Zhenyao Mo, 2016-01-20 20:02:53]

The CQ bit was checked by zmo@chromium.org

[commit-bot: I haz the power, 2016-01-20 20:05:13]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1601093008/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1601093008/1

[commit-bot: I haz the power, 2016-01-20 20:16:34]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-01-20 20:17:45]

Description was changed from

==========
Remove duplicated WebGL layout tests.

They are already covered in WebGL conformance tests.

Note that I only remove those who have exact corresponding tests in
conformance suite.

BUG=
TEST=layout tests
R=bajones@chromium.org,kbr@chromium.org
==========

to

==========
Remove duplicated WebGL layout tests.

They are already covered in WebGL conformance tests.

Note that I only remove those who have exact corresponding tests in
conformance suite.

BUG=
TEST=layout tests
R=bajones@chromium.org,kbr@chromium.org

Committed: https://crrev.com/72fb99ecd1a0bc0cd97bfdcfe9880e64e64f6d79
Cr-Commit-Position: refs/heads/master@{#370472}
==========

[commit-bot: I haz the power, 2016-01-20 20:17:46]

Patchset 1 (id:??) landed as
https://crrev.com/72fb99ecd1a0bc0cd97bfdcfe9880e64e64f6d79
Cr-Commit-Position: refs/heads/master@{#370472}