Disable canvas hibernation on MacOSX to fix content loss issue

Disable canvas hibernation on MacOSX to fix content loss issue

Tab switching can cause canvases to go blank on Mac.
This is a temporary solution until a proper fix can be found.

BUG=588434
Committed: https://crrev.com/db1d1c9054628f3c0b2e46029447aa08635b13d0
Cr-Commit-Position: refs/heads/master@{#380245}

[Justin Novosad, 2016-03-03 19:43:27]

junov@chromium.org changed reviewers:
+ senorblanco@chromium.org

[Justin Novosad, 2016-03-03 19:43:27]

PTAL

[Stephen White, 2016-03-03 19:44:34]

LGTM

[Justin Novosad, 2016-03-03 19:46:19]

The CQ bit was checked by junov@chromium.org

[commit-bot: I haz the power, 2016-03-03 19:47:03]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1762783002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1762783002/1

[commit-bot: I haz the power, 2016-03-03 20:04:04]

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

[commit-bot: I haz the power, 2016-03-03 20:04:05]

Try jobs failed on following builders:
  mac_chromium_compile_dbg_ng on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_comp...)
  mac_chromium_rel_ng on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_rel_...)

[Justin Novosad, 2016-03-04 14:26:40]

The CQ bit was checked by junov@chromium.org

[Justin Novosad, 2016-03-04 14:26:40]

The patchset sent to the CQ was uploaded after l-g-t-m from
senorblanco@chromium.org
Link to the patchset: https://codereview.chromium.org/1762783002/#ps20001
(title: "build fix")

[commit-bot: I haz the power, 2016-03-04 14:26:49]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1762783002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1762783002/20001

[commit-bot: I haz the power, 2016-03-04 17:03:33]

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

[commit-bot: I haz the power, 2016-03-04 17:03:34]

Try jobs failed on following builders:
  mac_chromium_rel_ng on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_rel_...)

[Justin Novosad, 2016-03-09 21:16:48]

The CQ bit was checked by junov@chromium.org

[Justin Novosad, 2016-03-09 21:16:49]

The patchset sent to the CQ was uploaded after l-g-t-m from
senorblanco@chromium.org
Link to the patchset: https://codereview.chromium.org/1762783002/#ps40001
(title: "Added unit test suppressions")

[commit-bot: I haz the power, 2016-03-09 21:17:28]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1762783002/40001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1762783002/40001

[commit-bot: I haz the power, 2016-03-09 22:37:04]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2016-03-09 22:48:05]

Description was changed from

==========
Disable canvas hibernation on MacOSX to fix content loss issue

Tab switching can cause canvases to go blank on Mac.
This is a temporary solution until a proper fix can be found.

BUG=588434
==========

to

==========
Disable canvas hibernation on MacOSX to fix content loss issue

Tab switching can cause canvases to go blank on Mac.
This is a temporary solution until a proper fix can be found.

BUG=588434

Committed: https://crrev.com/db1d1c9054628f3c0b2e46029447aa08635b13d0
Cr-Commit-Position: refs/heads/master@{#380245}
==========

[commit-bot: I haz the power, 2016-03-09 22:48:06]

Patchset 3 (id:??) landed as
https://crrev.com/db1d1c9054628f3c0b2e46029447aa08635b13d0
Cr-Commit-Position: refs/heads/master@{#380245}