Revert of Mac: Decode hardware to 420 instead of 422

Revert of Mac: Decode hardware to 420 instead of 422 (patchset #3 id:40001 of https://codereview.chromium.org/1822173002/ )

Reason for revert:
This likely spiked the crash rates.
BUG=598388
Original issue's description:
> Mac: Decode hardware to 420 instead of 422
>
> If the decoded frame is going to be used as a CALayer overlay, then
> it will never be converted to RGBA. If it is used by OpenGL, then the
> same infrastructure for software frames will be employed to make an
> expensive RGBA copy of the frame.
>
> BUG=594452
>
> Committed: https://crrev.com/24da601d444c8822c5ff0a10751b9384f25dd1b4
> Cr-Commit-Position: refs/heads/master@{#382797}

TBR=sandersd@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=594452
Committed: https://crrev.com/bd8763305febe8b7c2467734848bfd42bead244a
Cr-Commit-Position: refs/heads/master@{#383823}

[ccameron, 2016-03-29 19:45:29]

Created Revert of Mac: Decode hardware to 420 instead of 422

[commit-bot: I haz the power, 2016-03-29 19:46:01]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1842673003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1842673003/1

[commit-bot: I haz the power, 2016-03-29 20:01:57]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1842673003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1842673003/1

[commit-bot: I haz the power, 2016-03-29 20:32:10]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1842673003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1842673003/1

[commit-bot: I haz the power, 2016-03-29 21:01:44]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1842673003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1842673003/1

[commit-bot: I haz the power, 2016-03-29 21:08:01]

Description was changed from

==========
Revert of Mac: Decode hardware to 420 instead of 422 (patchset #3 id:40001 of
https://codereview.chromium.org/1822173002/ )

Reason for revert:
This likely spiked the crash rates.
BUG=598388

Original issue's description:
> Mac: Decode hardware to 420 instead of 422
> 
> If the decoded frame is going to be used as a CALayer overlay, then
> it will never be converted to RGBA. If it is used by OpenGL, then the
> same infrastructure for software frames will be employed to make an
> expensive RGBA copy of the frame.
> 
> BUG=594452
> 
> Committed: https://crrev.com/24da601d444c8822c5ff0a10751b9384f25dd1b4
> Cr-Commit-Position: refs/heads/master@{#382797}

TBR=sandersd@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=594452
==========

to

==========
Revert of Mac: Decode hardware to 420 instead of 422 (patchset #3 id:40001 of
https://codereview.chromium.org/1822173002/ )

Reason for revert:
This likely spiked the crash rates.
BUG=598388

Original issue's description:
> Mac: Decode hardware to 420 instead of 422
> 
> If the decoded frame is going to be used as a CALayer overlay, then
> it will never be converted to RGBA. If it is used by OpenGL, then the
> same infrastructure for software frames will be employed to make an
> expensive RGBA copy of the frame.
> 
> BUG=594452
> 
> Committed: https://crrev.com/24da601d444c8822c5ff0a10751b9384f25dd1b4
> Cr-Commit-Position: refs/heads/master@{#382797}

TBR=sandersd@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=594452
==========

[commit-bot: I haz the power, 2016-03-29 21:08:02]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-29 21:09:14]

Description was changed from

==========
Revert of Mac: Decode hardware to 420 instead of 422 (patchset #3 id:40001 of
https://codereview.chromium.org/1822173002/ )

Reason for revert:
This likely spiked the crash rates.
BUG=598388

Original issue's description:
> Mac: Decode hardware to 420 instead of 422
> 
> If the decoded frame is going to be used as a CALayer overlay, then
> it will never be converted to RGBA. If it is used by OpenGL, then the
> same infrastructure for software frames will be employed to make an
> expensive RGBA copy of the frame.
> 
> BUG=594452
> 
> Committed: https://crrev.com/24da601d444c8822c5ff0a10751b9384f25dd1b4
> Cr-Commit-Position: refs/heads/master@{#382797}

TBR=sandersd@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=594452
==========

to

==========
Revert of Mac: Decode hardware to 420 instead of 422 (patchset #3 id:40001 of
https://codereview.chromium.org/1822173002/ )

Reason for revert:
This likely spiked the crash rates.
BUG=598388

Original issue's description:
> Mac: Decode hardware to 420 instead of 422
>
> If the decoded frame is going to be used as a CALayer overlay, then
> it will never be converted to RGBA. If it is used by OpenGL, then the
> same infrastructure for software frames will be employed to make an
> expensive RGBA copy of the frame.
>
> BUG=594452
>
> Committed: https://crrev.com/24da601d444c8822c5ff0a10751b9384f25dd1b4
> Cr-Commit-Position: refs/heads/master@{#382797}

TBR=sandersd@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=594452

Committed: https://crrev.com/bd8763305febe8b7c2467734848bfd42bead244a
Cr-Commit-Position: refs/heads/master@{#383823}
==========

[commit-bot: I haz the power, 2016-03-29 21:09:15]

Patchset 1 (id:??) landed as
https://crrev.com/bd8763305febe8b7c2467734848bfd42bead244a
Cr-Commit-Position: refs/heads/master@{#383823}