Fix crash in 2D canvas caused by failed GPU context restoration

Fix crash in 2D canvas caused by failed GPU context restoration

BUG=678567
Review-Url: https://codereview.chromium.org/2623973002
Cr-Commit-Position: refs/heads/master@{#443111}
Committed: https://chromium.googlesource.com/chromium/src/+/d6ab9a5f6ec448b92078fdb56dc041b42772c385

[Justin Novosad, 2017-01-10 21:28:01]

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

[Justin Novosad, 2017-01-10 21:28:19]

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

[Justin Novosad, 2017-01-10 21:28:19]

PTAL

[commit-bot: I haz the power, 2017-01-10 21:28:29]

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, 2017-01-10 22:54:57]

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

[commit-bot: I haz the power, 2017-01-10 22:54:57]

Dry run: Try jobs failed on following builders:
  android_n5x_swarming_rel on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/android_n5x_...)

[Justin Novosad, 2017-01-11 15:25:58]

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

[commit-bot: I haz the power, 2017-01-11 15:26:28]

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, 2017-01-11 15:57:07]

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

[commit-bot: I haz the power, 2017-01-11 15:57:07]

Dry run: This issue passed the CQ dry run.

[xlai (Olivia), 2017-01-11 19:10:59]

lgtm

[Justin Novosad, 2017-01-11 20:50:34]

The CQ bit was checked by junov@chromium.org

[commit-bot: I haz the power, 2017-01-11 20:51:01]

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, 2017-01-12 01:34:59]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484167834408990, "parent_rev":
"98e3953123e42e1fe2d82ab301eb09f4a24bfca5", "commit_rev":
"d6ab9a5f6ec448b92078fdb56dc041b42772c385"}

[commit-bot: I haz the power, 2017-01-12 01:35:25]

Description was changed from

==========
Fix crash in 2D canvas caused by failed GPU context restoration

BUG=678567
==========

to

==========
Fix crash in 2D canvas caused by failed GPU context restoration

BUG=678567

Review-Url: https://codereview.chromium.org/2623973002
Cr-Commit-Position: refs/heads/master@{#443111}
Committed:
https://chromium.googlesource.com/chromium/src/+/d6ab9a5f6ec448b92078fdb56dc0...
==========

[commit-bot: I haz the power, 2017-01-12 01:35:26]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/d6ab9a5f6ec448b92078fdb56dc0...