Make External per-window rather than a static Persistent.

Make External per-window rather than a static Persistent.

Sharing wrappers between contexts is unsafe.

BUG=687844
Review-Url: https://codereview.chromium.org/2671673002
Cr-Commit-Position: refs/heads/master@{#447724}
Committed: https://chromium.googlesource.com/chromium/src/+/f2026d03c0b50a54ca5d4845edb64f65a49deff7

[dcheng, 2017-02-02 06:38:02]

dcheng@chromium.org changed reviewers:
+ esprehn@chromium.org

[dcheng, 2017-02-02 06:38:05]

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

[commit-bot: I haz the power, 2017-02-02 06:38:25]

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

[esprehn, 2017-02-02 06:42:14]

lgtm

[dcheng, 2017-02-02 06:43:19]

The CQ bit was unchecked by dcheng@chromium.org

[dcheng, 2017-02-02 06:43:20]

The CQ bit was checked by dcheng@chromium.org

[commit-bot: I haz the power, 2017-02-02 06:43:25]

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, 2017-02-02 08:26:37]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1486017800100360, "parent_rev":
"ce930411e3935e12b80f45035611182746c4074f", "commit_rev":
"f2026d03c0b50a54ca5d4845edb64f65a49deff7"}

[commit-bot: I haz the power, 2017-02-02 08:27:35]

Description was changed from

==========
Make External per-window rather than a static Persistent.

Sharing wrappers between contexts is unsafe.

BUG=687844
==========

to

==========
Make External per-window rather than a static Persistent.

Sharing wrappers between contexts is unsafe.

BUG=687844

Review-Url: https://codereview.chromium.org/2671673002
Cr-Commit-Position: refs/heads/master@{#447724}
Committed:
https://chromium.googlesource.com/chromium/src/+/f2026d03c0b50a54ca5d4845edb6...
==========

[commit-bot: I haz the power, 2017-02-02 08:27:36]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/f2026d03c0b50a54ca5d4845edb6...

[haraken, 2017-02-02 10:00:59]

LGTM