Enable paint cache for media slider when not checking under-invalidation

Enable paint cache for media slider when not checking under-invalidation

The under-invalidation does no real harm except for delayed paint
when buffered ranges change in paused mode.

This improves performance of media control painting which may help
crbug.com/633036.

BUG=484288
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2

Committed: https://crrev.com/ccceb975675dc4ceb84587cc1ac14151e0f23d45
Cr-Commit-Position: refs/heads/master@{#415305}

[Xianzhu, 2016-08-29 22:04:55]

Description was changed from

==========
Enable paint cache for media slider when not checking under-invalidation

The under-invalidation does no real harm except for delayed paint
when buffered ranges change in paused mode.

This improves performance of media control painting which may help
crbug.com/633036.

BUG=484288
==========

to

==========
Enable paint cache for media slider when not checking under-invalidation

The under-invalidation does no real harm except for delayed paint
when buffered ranges change in paused mode.

This improves performance of media control painting which may help
crbug.com/633036.

BUG=484288
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
==========

[Xianzhu, 2016-08-29 22:05:06]

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

[Xianzhu, 2016-08-29 22:05:48]

wangxianzhu@chromium.org changed reviewers:
+ chrishtr@chromium.org

[Xianzhu, 2016-08-29 22:05:49]

This is separated from https://codereview.chromium.org/2280123002/.

[chrishtr, 2016-08-29 22:23:57]

lgtm

[commit-bot: I haz the power, 2016-08-30 02:20:43]

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, 2016-08-30 03:44:01]

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

[commit-bot: I haz the power, 2016-08-30 03:44:03]

Dry run: This issue passed the CQ dry run.

[Xianzhu, 2016-08-30 15:53:27]

The CQ bit was checked by wangxianzhu@chromium.org

[commit-bot: I haz the power, 2016-08-30 15:53:45]

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, 2016-08-30 15:57:51]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-08-30 16:00:00]

Description was changed from

==========
Enable paint cache for media slider when not checking under-invalidation

The under-invalidation does no real harm except for delayed paint
when buffered ranges change in paused mode.

This improves performance of media control painting which may help
crbug.com/633036.

BUG=484288
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
==========

to

==========
Enable paint cache for media slider when not checking under-invalidation

The under-invalidation does no real harm except for delayed paint
when buffered ranges change in paused mode.

This improves performance of media control painting which may help
crbug.com/633036.

BUG=484288
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2

Committed: https://crrev.com/ccceb975675dc4ceb84587cc1ac14151e0f23d45
Cr-Commit-Position: refs/heads/master@{#415305}
==========

[commit-bot: I haz the power, 2016-08-30 16:00:01]

Patchset 1 (id:??) landed as
https://crrev.com/ccceb975675dc4ceb84587cc1ac14151e0f23d45
Cr-Commit-Position: refs/heads/master@{#415305}