WebRtc issue breaking Android downstream bots

WebRtc issue breaking Android downstream bots

DCHECK(context_3d.gl) in sk_video_renderer.cc:429 is hitted because WebRTC
assumes video frame of WebRTC is not accelerated. However, it's not true on
Android.
This CL accelerates WebRTC drawing on Canvas2D or WebGL.

TEST=content_browsertests.WebRtcAecDumpBrowserTest/WebRtcBrowserTest,
https://apprtc.appspot.com/r/85186517?debug=loopback
BUG=447613
Committed: https://crrev.com/8b085a26e0e534a7b69603bf7bc0c5c608b98e3d
Cr-Commit-Position: refs/heads/master@{#310821}

[dshwang, 2015-01-09 17:55:10]

dongseong.hwang@intel.com changed reviewers:
+ lizeb@google.com, scherkus@chromium.org

[dshwang, 2015-01-09 17:55:31]

@scherkus could you review?

[dshwang, 2015-01-09 18:11:41]

I test content_browsertests on Nexus5 v5.0.1.
> build/android/test_runner.py gtest -s content_browsertests --gtest_filter
WebRtcBrowserTest*

[dshwang, 2015-01-09 18:16:54]

dongseong.hwang@intel.com changed reviewers:
+ xhwang@chromium.org

[dshwang, 2015-01-09 18:17:07]

@xhwang, could you review?

[DaleCurtis, 2015-01-09 18:26:09]

dalecurtis@chromium.org changed reviewers:
+ dalecurtis@chromium.org

[DaleCurtis, 2015-01-09 18:26:10]

lgtm

[dshwang, 2015-01-09 18:33:14]

On 2015/01/09 18:26:10, DaleCurtis wrote:
> lgtm

Thank you for reviewing!

[dshwang, 2015-01-09 18:33:16]

The CQ bit was checked by dongseong.hwang@intel.com

[commit-bot: I haz the power, 2015-01-09 18:34:44]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/812613003/1

[commit-bot: I haz the power, 2015-01-09 19:37:46]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-01-09 19:39:04]

Patchset 1 (id:??) landed as
https://crrev.com/8b085a26e0e534a7b69603bf7bc0c5c608b98e3d
Cr-Commit-Position: refs/heads/master@{#310821}