Use a pseudo-extension CHROMIUM_framebuffer_mixed_samples

Use a pseudo-extension CHROMIUM_framebuffer_mixed_samples

Use the pseudo-extension CHROMIUM_framebuffer_mixed_samples when
run with Chromium command buffer. The extension exposes
NV_framebuffer_mixed_samples subset that Skia needs in order to
use NV_path_rendering with mixed samples.

BUG=506765
Committed: https://skia.googlesource.com/skia/+/ea40943f8e71dd515d5d64471a6d0f67abc6dc12

[Kimmo Kinnunen, 2015-12-09 12:31:34]

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

[bsalomon, 2015-12-09 14:03:49]

lgtm

[Kimmo Kinnunen, 2015-12-10 09:05:52]

The CQ bit was checked by kkinnunen@nvidia.com

[Kimmo Kinnunen, 2015-12-10 09:05:52]

The patchset sent to the CQ was uploaded after l-g-t-m from bsalomon@google.com
Link to the patchset: https://codereview.chromium.org/1507373004/#ps20001
(title: "rebase")

[commit-bot: I haz the power, 2015-12-10 09:06:02]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1507373004/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1507373004/20001

[commit-bot: I haz the power, 2015-12-10 09:22:02]

Description was changed from

==========
Use a pseudo-extension CHROMIUM_framebuffer_mixed_samples

Use the pseudo-extension CHROMIUM_framebuffer_mixed_samples when
run with Chromium command buffer. The extension exposes
NV_framebuffer_mixed_samples subset that Skia needs in order to
use NV_path_rendering with mixed samples.

BUG=506765
==========

to

==========
Use a pseudo-extension CHROMIUM_framebuffer_mixed_samples

Use the pseudo-extension CHROMIUM_framebuffer_mixed_samples when
run with Chromium command buffer. The extension exposes
NV_framebuffer_mixed_samples subset that Skia needs in order to
use NV_path_rendering with mixed samples.

BUG=506765

Committed:
https://skia.googlesource.com/skia/+/ea40943f8e71dd515d5d64471a6d0f67abc6dc12
==========

[commit-bot: I haz the power, 2015-12-10 09:22:03]

Committed patchset #2 (id:20001) as
https://skia.googlesource.com/skia/+/ea40943f8e71dd515d5d64471a6d0f67abc6dc12