exo: Release context provider references when main thread context is lost.

exo: Release context provider references when main thread context is lost.

This allows use to break any circular reference to the
context provider instance during tear down.

BUG=630625
TEST=exo_unittests --gtest_filter=GamepadTest.OnAxis (with https://codereview.chromium.org/2237723002 patched in)

Committed: https://crrev.com/d0b75c385d2c1abf1ecff249d9ac4c79d157db73
Cr-Commit-Position: refs/heads/master@{#411529}

[reveman, 2016-08-11 15:24:49]

reveman@chromium.org changed reviewers:
+ piman@chromium.org

[piman, 2016-08-11 17:11:04]

LGTM, thanks!

[reveman, 2016-08-11 17:27:24]

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

[commit-bot: I haz the power, 2016-08-11 17:27:49]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[reveman, 2016-08-11 17:34:17]

The CQ bit was unchecked by reveman@chromium.org

[reveman, 2016-08-11 17:34:19]

The CQ bit was checked by reveman@chromium.org

[commit-bot: I haz the power, 2016-08-11 17:34:31]

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, 2016-08-11 17:57:23]

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

[commit-bot: I haz the power, 2016-08-11 17:57:24]

Try jobs failed on following builders:
  cast_shell_linux on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/cast_shell_linu...)

[reveman, 2016-08-11 21:49:37]

The CQ bit was checked by reveman@chromium.org

[reveman, 2016-08-11 21:49:37]

The patchset sent to the CQ was uploaded after l-g-t-m from piman@chromium.org
Link to the patchset: https://codereview.chromium.org/2240503002/#ps20001
(title: "exo: Release context provider references when main thread context is
lost.")

[commit-bot: I haz the power, 2016-08-11 21:50:02]

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, 2016-08-11 22:01:52]

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

[commit-bot: I haz the power, 2016-08-11 22:01:53]

Try jobs failed on following builders:
  ios-simulator on master.tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios-simulator/bui...)

[reveman, 2016-08-12 02:10:39]

The CQ bit was checked by reveman@chromium.org

[commit-bot: I haz the power, 2016-08-12 02:10:59]

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, 2016-08-12 02:48:04]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-08-12 02:50:41]

Description was changed from

==========
exo: Release context provider references when main thread context is lost.

This allows use to break any circular reference to the
context provider instance during tear down.

BUG=630625
TEST=exo_unittests --gtest_filter=GamepadTest.OnAxis (with
https://codereview.chromium.org/2237723002 patched in)
==========

to

==========
exo: Release context provider references when main thread context is lost.

This allows use to break any circular reference to the
context provider instance during tear down.

BUG=630625
TEST=exo_unittests --gtest_filter=GamepadTest.OnAxis (with
https://codereview.chromium.org/2237723002 patched in)

Committed: https://crrev.com/d0b75c385d2c1abf1ecff249d9ac4c79d157db73
Cr-Commit-Position: refs/heads/master@{#411529}
==========

[commit-bot: I haz the power, 2016-08-12 02:50:42]

Patchset 2 (id:??) landed as
https://crrev.com/d0b75c385d2c1abf1ecff249d9ac4c79d157db73
Cr-Commit-Position: refs/heads/master@{#411529}