Reland: Tie kWebRtcH264WithOpenH264FFmpeg and kEnableWebRtcHWH264Encoding flags on Mac

Reland: Tie kWebRtcH264WithOpenH264FFmpeg and kEnableWebRtcHWH264Encoding flags on Mac

This CL tries adding this feature again after the fix landed on
https://codereview.chromium.org/1928873002/ that solves HW encoder
issues.

Original CL description:

Additional to the original, this CL checks for >=OSX10.9
in content/common/gpu/media/vt_video_encode_accelerator_mac.cc
since VideoToolbox HW features are introduced there.
The original CL got reverted because of a failure on a bot running 10.8.5.
https://developer.apple.com/library/mac/releasenotes/General/APIDiffsMacOSX10_9/VideoToolbox.html

https://codereview.chromium.org/1852523002/
This CL enables using VideoToolbox encoder when
kWebRtcH264WithOpenH264FFmpeg flag is on.

BUG=597334
TBR=mcasas@chromium.org, hbos@chromium.org, sandersd@chromium.org

Committed: https://crrev.com/f8ec6afcc3998e96bcaf0a7a7ac24c979b40a83f
Cr-Commit-Position: refs/heads/master@{#392454}

[emircan, 2016-05-05 18:32:49]

Description was changed from

==========
add flags.

BUG=
==========

to

==========
Reland: Tie kWebRtcH264WithOpenH264FFmpeg and kEnableWebRtcHWH264Encoding flags
on Mac

This CL tries adding this feature again after the fix landed on 
https://codereview.chromium.org/1928873002/ that solves HW encoder
issues.

Original CL description:

Additional to the original, this CL checks for >=OSX10.9
in content/common/gpu/media/vt_video_encode_accelerator_mac.cc
since VideoToolbox HW features are introduced there.
The original CL got reverted because of a failure on a bot running 10.8.5.
https://developer.apple.com/library/mac/releasenotes/General/APIDiffsMacOSX10...

https://codereview.chromium.org/1852523002/
This CL enables using VideoToolbox encoder when
kWebRtcH264WithOpenH264FFmpeg flag is on.

BUG=597334
TBR=mcasas@chromium.org, hbos@chromium.org, sandersd@chromium.org
==========

[emircan, 2016-05-09 20:27:47]

The CQ bit was checked by emircan@chromium.org

[commit-bot: I haz the power, 2016-05-09 20:28:14]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1950563006/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1950563006/1

[commit-bot: I haz the power, 2016-05-09 22:48:21]

Description was changed from

==========
Reland: Tie kWebRtcH264WithOpenH264FFmpeg and kEnableWebRtcHWH264Encoding flags
on Mac

This CL tries adding this feature again after the fix landed on 
https://codereview.chromium.org/1928873002/ that solves HW encoder
issues.

Original CL description:

Additional to the original, this CL checks for >=OSX10.9
in content/common/gpu/media/vt_video_encode_accelerator_mac.cc
since VideoToolbox HW features are introduced there.
The original CL got reverted because of a failure on a bot running 10.8.5.
https://developer.apple.com/library/mac/releasenotes/General/APIDiffsMacOSX10...

https://codereview.chromium.org/1852523002/
This CL enables using VideoToolbox encoder when
kWebRtcH264WithOpenH264FFmpeg flag is on.

BUG=597334
TBR=mcasas@chromium.org, hbos@chromium.org, sandersd@chromium.org
==========

to

==========
Reland: Tie kWebRtcH264WithOpenH264FFmpeg and kEnableWebRtcHWH264Encoding flags
on Mac

This CL tries adding this feature again after the fix landed on 
https://codereview.chromium.org/1928873002/ that solves HW encoder
issues.

Original CL description:

Additional to the original, this CL checks for >=OSX10.9
in content/common/gpu/media/vt_video_encode_accelerator_mac.cc
since VideoToolbox HW features are introduced there.
The original CL got reverted because of a failure on a bot running 10.8.5.
https://developer.apple.com/library/mac/releasenotes/General/APIDiffsMacOSX10...

https://codereview.chromium.org/1852523002/
This CL enables using VideoToolbox encoder when
kWebRtcH264WithOpenH264FFmpeg flag is on.

BUG=597334
TBR=mcasas@chromium.org, hbos@chromium.org, sandersd@chromium.org
==========

[commit-bot: I haz the power, 2016-05-09 22:48:22]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-05-09 22:50:23]

Description was changed from

==========
Reland: Tie kWebRtcH264WithOpenH264FFmpeg and kEnableWebRtcHWH264Encoding flags
on Mac

This CL tries adding this feature again after the fix landed on 
https://codereview.chromium.org/1928873002/ that solves HW encoder
issues.

Original CL description:

Additional to the original, this CL checks for >=OSX10.9
in content/common/gpu/media/vt_video_encode_accelerator_mac.cc
since VideoToolbox HW features are introduced there.
The original CL got reverted because of a failure on a bot running 10.8.5.
https://developer.apple.com/library/mac/releasenotes/General/APIDiffsMacOSX10...

https://codereview.chromium.org/1852523002/
This CL enables using VideoToolbox encoder when
kWebRtcH264WithOpenH264FFmpeg flag is on.

BUG=597334
TBR=mcasas@chromium.org, hbos@chromium.org, sandersd@chromium.org
==========

to

==========
Reland: Tie kWebRtcH264WithOpenH264FFmpeg and kEnableWebRtcHWH264Encoding flags
on Mac

This CL tries adding this feature again after the fix landed on
https://codereview.chromium.org/1928873002/ that solves HW encoder
issues.

Original CL description:

Additional to the original, this CL checks for >=OSX10.9
in content/common/gpu/media/vt_video_encode_accelerator_mac.cc
since VideoToolbox HW features are introduced there.
The original CL got reverted because of a failure on a bot running 10.8.5.
https://developer.apple.com/library/mac/releasenotes/General/APIDiffsMacOSX10...

https://codereview.chromium.org/1852523002/
This CL enables using VideoToolbox encoder when
kWebRtcH264WithOpenH264FFmpeg flag is on.

BUG=597334
TBR=mcasas@chromium.org, hbos@chromium.org, sandersd@chromium.org

Committed: https://crrev.com/f8ec6afcc3998e96bcaf0a7a7ac24c979b40a83f
Cr-Commit-Position: refs/heads/master@{#392454}
==========

[commit-bot: I haz the power, 2016-05-09 22:50:24]

Patchset 1 (id:??) landed as
https://crrev.com/f8ec6afcc3998e96bcaf0a7a7ac24c979b40a83f
Cr-Commit-Position: refs/heads/master@{#392454}