Wait for GPU to finish before committing first video overlay frame.

Wait for GPU to finish before committing first video overlay frame.

The current code to do CopyResource helps in some cases, but with 4k
videos it still may flicker black before the first frame. Waiting for
the GPU commands to execute before the commit seems to help.

BUG=654631
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel

Review-Url: https://codereview.chromium.org/2892123002
Cr-Original-Commit-Position: refs/heads/master@{#473373}
Review-Url: https://codereview.chromium.org/2896723004 .
Cr-Commit-Position: refs/branch-heads/3071@{#662}
Cr-Branched-From: a106f0abbf69dad349d4aaf4bcc4f5d376dd2377-refs/heads/master@{#464641}
Committed: https://chromium.googlesource.com/chromium/src/+/2624ec4524a408dafb8d13bb29a777f3bd03bd3d

[jbauman, 2017-05-22 22:23:36]

Description was changed from

==========
Wait for GPU to finish before committing first video overlay frame.

The current code to do CopyResource helps in some cases, but with 4k
videos it still may flicker black before the first frame. Waiting for
the GPU commands to execute before the commit seems to help.

BUG=654631
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel

Review-Url: https://codereview.chromium.org/2892123002
Cr-Commit-Position: refs/heads/master@{#473373}
(cherry picked from commit 7b6d8a3148e1279efa7fac40870557a5ca77d7dc)
==========

to

==========
Wait for GPU to finish before committing first video overlay frame.

The current code to do CopyResource helps in some cases, but with 4k
videos it still may flicker black before the first frame. Waiting for
the GPU commands to execute before the commit seems to help.

BUG=654631
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel

Review-Url: https://codereview.chromium.org/2892123002
Cr-Original-Commit-Position: refs/heads/master@{#473373}
Review-Url: https://codereview.chromium.org/2896723004 .
Cr-Commit-Position: refs/branch-heads/3071@{#662}
Cr-Branched-From:
a106f0abbf69dad349d4aaf4bcc4f5d376dd2377-refs/heads/master@{#464641}
Committed:
https://chromium.googlesource.com/chromium/src/+/2624ec4524a408dafb8d13bb29a7...
==========

[jbauman, 2017-05-22 22:23:37]

Committed patchset #1 (id:1) manually as
2624ec4524a408dafb8d13bb29a777f3bd03bd3d.