Use Microsoft's HMFT for VP9 decoding.

Use Microsoft's HMFT for VP9 decoding.

This doesn't work on current versions of Windows, but eventually it
should allow us to decode VP9 in hardware on multiple platforms (e.g.
not just Intel).

BUG=616318
Committed: https://crrev.com/3833a5ff217d88e6653cdc0ef09c1930819478df
Cr-Commit-Position: refs/heads/master@{#404022}

[jbauman, 2016-07-01 22:12:35]

jbauman@chromium.org changed reviewers:
+ ananta@chromium.org, sandersd@chromium.org

[ananta, 2016-07-02 00:11:58]

lgtm

[sandersd (OOO until July 31), 2016-07-06 22:37:44]

lgtm

[jbauman, 2016-07-06 22:51:39]

The CQ bit was checked by jbauman@chromium.org

[commit-bot: I haz the power, 2016-07-06 22:52:49]

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

[DaleCurtis, 2016-07-06 22:55:58]

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

[DaleCurtis, 2016-07-06 22:55:59]

I was wondering how this works and realized that we're always exposing support
for VP9 through the VDA::SupportedProfiles, we shouldn't be doing this. It
should only be exposed if VP8, VP9 decoding can be used.  Otherwise we can't
fast-abort in the renderer side to prefer software decoding and have to make a
gpu -> vda setup round trip.

[commit-bot: I haz the power, 2016-07-07 00:42:02]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-07-07 00:42:21]

CQ bit was unchecked.

[commit-bot: I haz the power, 2016-07-07 00:44:34]

Description was changed from

==========
Use Microsoft's HMFT for VP9 decoding.

This doesn't work on current versions of Windows, but eventually it
should allow us to decode VP9 in hardware on multiple platforms (e.g.
not just Intel).

BUG=616318
==========

to

==========
Use Microsoft's HMFT for VP9 decoding.

This doesn't work on current versions of Windows, but eventually it
should allow us to decode VP9 in hardware on multiple platforms (e.g.
not just Intel).

BUG=616318

Committed: https://crrev.com/3833a5ff217d88e6653cdc0ef09c1930819478df
Cr-Commit-Position: refs/heads/master@{#404022}
==========

[commit-bot: I haz the power, 2016-07-07 00:44:35]

Patchset 1 (id:??) landed as
https://crrev.com/3833a5ff217d88e6653cdc0ef09c1930819478df
Cr-Commit-Position: refs/heads/master@{#404022}