Report swap chain format histogram on every swap.

Report swap chain format histogram on every swap.

It's more useful to know what fraction of presents are using BGRA vs.
YUY2, rather than what fraction of swapchains, since some swapchains
could be doing very few presents and wouldn't matter for performance.

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/2819933003
Cr-Commit-Position: refs/heads/master@{#464842}
(cherry picked from commit 6e8419d3411ff8f7629e9bf200ecdd8310f03ad9)

BUG=654631
Review-Url: https://codereview.chromium.org/2838013004 .
Cr-Commit-Position: refs/branch-heads/3071@{#203}
Cr-Branched-From: a106f0abbf69dad349d4aaf4bcc4f5d376dd2377-refs/heads/master@{#464641}
Committed: https://chromium.googlesource.com/chromium/src/+/8c7c9ee0fa4ca205dbb210d54774ef40746d0fd5

[jbauman, 2017-04-25 20:26:00]

Description was changed from

==========
Report swap chain format histogram on every swap.

It's more useful to know what fraction of presents are using BGRA vs.
YUY2, rather than what fraction of swapchains, since some swapchains
could be doing very few presents and wouldn't matter for performance.

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/2819933003
Cr-Commit-Position: refs/heads/master@{#464842}
(cherry picked from commit 6e8419d3411ff8f7629e9bf200ecdd8310f03ad9)

BUG=654631
==========

to

==========
Report swap chain format histogram on every swap.

It's more useful to know what fraction of presents are using BGRA vs.
YUY2, rather than what fraction of swapchains, since some swapchains
could be doing very few presents and wouldn't matter for performance.

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/2819933003
Cr-Commit-Position: refs/heads/master@{#464842}
(cherry picked from commit 6e8419d3411ff8f7629e9bf200ecdd8310f03ad9)

BUG=654631

Review-Url: https://codereview.chromium.org/2838013004 .
Cr-Commit-Position: refs/branch-heads/3071@{#203}
Cr-Branched-From:
a106f0abbf69dad349d4aaf4bcc4f5d376dd2377-refs/heads/master@{#464641}
Committed:
https://chromium.googlesource.com/chromium/src/+/8c7c9ee0fa4ca205dbb210d54774...
==========

[jbauman, 2017-04-25 20:26:01]

Committed patchset #1 (id:1) manually as
8c7c9ee0fa4ca205dbb210d54774ef40746d0fd5.