Wait on fence before reusing DXVA picture buffer

Wait on fence before reusing DXVA picture buffer

This ensures that the decoder won't write a new frame into the picture buffer before the compositor reads the previous frame.

BUG=585685
Review URL: https://codereview.chromium.org/1688993002

Cr-Commit-Position: refs/heads/master@{#378636}
(cherry picked from commit 27c9c30a074e9cf45babd66c22d336703797edea)
TBR=ananta@chromium.org

Committed: https://chromium.googlesource.com/chromium/src/+/1a1101fea99832b53fc179237e1b80a4ced16bd2

[jbauman, 2016-03-05 02:27:39]

Description was changed from

==========
Wait on fence before reusing DXVA picture buffer

This ensures that the decoder won't write a new frame into the picture buffer
before the compositor reads the previous frame.

BUG=585685

Review URL: https://codereview.chromium.org/1688993002

Cr-Commit-Position: refs/heads/master@{#378636}
(cherry picked from commit 27c9c30a074e9cf45babd66c22d336703797edea)
TBR=ananta@chromium.org
==========

to

==========
Wait on fence before reusing DXVA picture buffer

This ensures that the decoder won't write a new frame into the picture buffer
before the compositor reads the previous frame.

BUG=585685

Review URL: https://codereview.chromium.org/1688993002

Cr-Commit-Position: refs/heads/master@{#378636}
(cherry picked from commit 27c9c30a074e9cf45babd66c22d336703797edea)
TBR=ananta@chromium.org

Committed:
https://chromium.googlesource.com/chromium/src/+/1a1101fea99832b53fc179237e1b...
==========

[jbauman, 2016-03-05 02:27:41]

Committed patchset #1 (id:1) manually as
1a1101fea99832b53fc179237e1b80a4ced16bd2 (presubmit successful).