Allow to use {FFmpeg/Vpx}VideoDecoder from a UtilityProcess

Allow to use {FFmpeg/Vpx}VideoDecoder from a UtilityProcess

Can be switch on with existing gn args:
  enable_mojo_media = true
  mojo_media_services = [ "video_decoder" ]
  mojo_media_host = "utility"

Add UtilityMojoMediaClient.
Add VideoFrameProvider interface.
Add {Default/Mojo}VideoFrameProvider implementations.

BUG=682252
R=dalecurtis@chromium.org, sandersd@chromium.org, tguilbert@chromium.org, xhwang@chromium.org

[Julien Isorce, 2017-01-18 15:12:58]

Description was changed from

==========
Allow to use {FFmpeg/Vpx}VideoDecoder from a UtilityProcess

Can be switch on with existing gn args:
  enable_mojo_media = true
  mojo_media_services = [ "video_decoder" ]
  mojo_media_host = "utility"

Add UtilityMojoMediaClient.
Add VideoFrameProvider interface.
Add {Default/Mojo}VideoFrameProvider implementations.

BUG=681852
R=dalecurtis@chromium.org, sandersd@chromium.org, tguilbert@chromium.org,
xhwang@chromium.org
==========

to

==========
Allow to use {FFmpeg/Vpx}VideoDecoder from a UtilityProcess

Can be switch on with existing gn args:
  enable_mojo_media = true
  mojo_media_services = [ "video_decoder" ]
  mojo_media_host = "utility"

Add UtilityMojoMediaClient.
Add VideoFrameProvider interface.
Add {Default/Mojo}VideoFrameProvider implementations.

BUG=682252
R=dalecurtis@chromium.org, sandersd@chromium.org, tguilbert@chromium.org,
xhwang@chromium.org
==========

[Julien Isorce, 2017-01-18 15:13:12]

The CQ bit was checked by julien.isorce@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-01-18 15:13:39]

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

[commit-bot: I haz the power, 2017-01-18 15:35:49]

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

[commit-bot: I haz the power, 2017-01-18 15:35:50]

Dry run: Try jobs failed on following builders:
  chromeos_amd64-generic_chromium_compile_only_ng on
master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/chromeos_amd64-...)

[Julien Isorce, 2017-01-18 16:36:56]

The CQ bit was checked by julien.isorce@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-01-18 16:37:26]

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

[commit-bot: I haz the power, 2017-01-18 16:59:29]

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

[commit-bot: I haz the power, 2017-01-18 16:59:29]

Dry run: Try jobs failed on following builders:
  linux_android_rel_ng on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/linux_androi...)

[Julien Isorce, 2017-01-19 14:14:18]

The CQ bit was checked by julien.isorce@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-01-19 14:14:35]

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

[commit-bot: I haz the power, 2017-01-19 15:40:27]

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

[commit-bot: I haz the power, 2017-01-19 15:40:28]

Dry run: This issue passed the CQ dry run.

[Julien Isorce, 2017-09-13 12:22:00]

On 2017/01/19 15:40:28, commit-bot: I haz the power wrote:
> Dry run: This issue passed the CQ dry run.

Moved to gerrit:
https://chromium-review.googlesource.com/c/chromium/src/+/664797