Reland of Add metal view, shaders and renderer.

Reland of Add metal view, shaders and renderer. (patchset #1 id:1 of https://codereview.webrtc.org/2711003004/ )

Reason for revert:
Re-land

Original issue's description:
> Revert of Add metal view, shaders and renderer. (patchset #18 id:340001 of https://codereview.webrtc.org/2651743007/ )
> 
> Reason for revert:
> Reverting due to breakage in the Google3 import
> 
> Original issue's description:
> > Add metal view, shaders and renderer.
> > 
> > This CL submits standalone Metal view, renderer and shader.
> > 
> > BUG=webrtc:7079
> > 
> > Review-Url: https://codereview.webrtc.org/2651743007
> > Cr-Commit-Position: refs/heads/master@{#16787}
> > Committed: https://chromium.googlesource.com/external/webrtc/+/fc8c97f950a4fead4a5debe3c838942db1834010
> 
> TBR=magjed@webrtc.org,kthelgason@webrtc.org,tkchin@webrtc.org,haysc@webrtc.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=webrtc:7079
> 
> Review-Url: https://codereview.webrtc.org/2711003004
> Cr-Commit-Position: refs/heads/master@{#16788}
> Committed: https://chromium.googlesource.com/external/webrtc/+/b681aabdfcdcb22de049df3916f2dd8c40dcbf57

TBR=magjed@webrtc.org,kthelgason@webrtc.org,tkchin@webrtc.org,haysc@webrtc.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=webrtc:7079
Review-Url: https://codereview.webrtc.org/2716703004
Cr-Commit-Position: refs/heads/master@{#16846}
Committed: https://chromium.googlesource.com/external/webrtc/+/070d5e30a8fa9fa36f5dbe18c0ea912b5dd6b14d

[daniela-webrtc, 2017-02-24 14:46:41]

Created Reland of Add metal view, shaders and renderer.

[tkchin_webrtc, 2017-02-24 18:14:41]

On 2017/02/24 14:46:41, denicija-webrtc wrote:
> Created Reland of Add metal view, shaders and renderer.

lgtm

[daniela-webrtc, 2017-02-26 18:20:45]

The CQ bit was checked by denicija@webrtc.org

[commit-bot: I haz the power, 2017-02-26 18:20:48]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.webrtc.org/...

[commit-bot: I haz the power, 2017-02-26 18:56:06]

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

[commit-bot: I haz the power, 2017-02-26 18:56:07]

Try jobs failed on following builders:
  linux_memcheck on master.tryserver.webrtc (JOB_FAILED,
http://build.chromium.org/p/tryserver.webrtc/builders/linux_memcheck/builds/5706)

[daniela-webrtc, 2017-02-26 18:59:24]

The CQ bit was checked by denicija@webrtc.org to run a CQ dry run

[commit-bot: I haz the power, 2017-02-26 18:59:27]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.webrtc.org/...

[commit-bot: I haz the power, 2017-02-26 19:33:27]

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

[commit-bot: I haz the power, 2017-02-26 19:33:27]

Dry run: This issue passed the CQ dry run.

[daniela-webrtc, 2017-02-26 19:41:33]

The CQ bit was checked by denicija@webrtc.org

[commit-bot: I haz the power, 2017-02-26 19:41:37]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.webrtc.org/...

[commit-bot: I haz the power, 2017-02-26 19:44:13]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1488138093584520, "parent_rev":
"3dda246b69df7ff489660e0aee0378210104240b", "commit_rev":
"070d5e30a8fa9fa36f5dbe18c0ea912b5dd6b14d"}

[commit-bot: I haz the power, 2017-02-26 19:44:16]

Description was changed from

==========
Reland of Add metal view, shaders and renderer. (patchset #1 id:1 of
https://codereview.webrtc.org/2711003004/ )

Reason for revert:
Re-land

Original issue's description:
> Revert of Add metal view, shaders and renderer. (patchset #18 id:340001 of
https://codereview.webrtc.org/2651743007/ )
> 
> Reason for revert:
> Reverting due to breakage in the Google3 import
> 
> Original issue's description:
> > Add metal view, shaders and renderer.
> > 
> > This CL submits standalone Metal view, renderer and shader.
> > 
> > BUG=webrtc:7079
> > 
> > Review-Url: https://codereview.webrtc.org/2651743007
> > Cr-Commit-Position: refs/heads/master@{#16787}
> > Committed:
https://chromium.googlesource.com/external/webrtc/+/fc8c97f950a4fead4a5debe3c...
> 
> TBR=magjed@webrtc.org,kthelgason@webrtc.org,tkchin@webrtc.org,haysc@webrtc.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=webrtc:7079
> 
> Review-Url: https://codereview.webrtc.org/2711003004
> Cr-Commit-Position: refs/heads/master@{#16788}
> Committed:
https://chromium.googlesource.com/external/webrtc/+/b681aabdfcdcb22de049df391...

TBR=magjed@webrtc.org,kthelgason@webrtc.org,tkchin@webrtc.org,haysc@webrtc.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=webrtc:7079
==========

to

==========
Reland of Add metal view, shaders and renderer. (patchset #1 id:1 of
https://codereview.webrtc.org/2711003004/ )

Reason for revert:
Re-land

Original issue's description:
> Revert of Add metal view, shaders and renderer. (patchset #18 id:340001 of
https://codereview.webrtc.org/2651743007/ )
> 
> Reason for revert:
> Reverting due to breakage in the Google3 import
> 
> Original issue's description:
> > Add metal view, shaders and renderer.
> > 
> > This CL submits standalone Metal view, renderer and shader.
> > 
> > BUG=webrtc:7079
> > 
> > Review-Url: https://codereview.webrtc.org/2651743007
> > Cr-Commit-Position: refs/heads/master@{#16787}
> > Committed:
https://chromium.googlesource.com/external/webrtc/+/fc8c97f950a4fead4a5debe3c...
> 
> TBR=magjed@webrtc.org,kthelgason@webrtc.org,tkchin@webrtc.org,haysc@webrtc.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=webrtc:7079
> 
> Review-Url: https://codereview.webrtc.org/2711003004
> Cr-Commit-Position: refs/heads/master@{#16788}
> Committed:
https://chromium.googlesource.com/external/webrtc/+/b681aabdfcdcb22de049df391...

TBR=magjed@webrtc.org,kthelgason@webrtc.org,tkchin@webrtc.org,haysc@webrtc.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=webrtc:7079

Review-Url: https://codereview.webrtc.org/2716703004
Cr-Commit-Position: refs/heads/master@{#16846}
Committed:
https://chromium.googlesource.com/external/webrtc/+/070d5e30a8fa9fa36f5dbe18c...
==========

[commit-bot: I haz the power, 2017-02-26 19:44:18]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/070d5e30a8fa9fa36f5dbe18c...