Fix user manager window's rounded corners by ensuring its content view is layer backed.

Fix user manager window's rounded corners by ensuring its content view is layer backed.

BUG=620049
Committed: https://crrev.com/e8e923ba5144dd54cf7967c53682741854e0d7cc
Cr-Commit-Position: refs/heads/master@{#439184}

[Sidney San Martín, 2016-12-16 17:43:37]

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

[commit-bot: I haz the power, 2016-12-16 17:44:17]

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

[Sidney San Martín, 2016-12-16 17:44:44]

sdy@chromium.org changed reviewers:
+ avi@chromium.org

[commit-bot: I haz the power, 2016-12-16 18:22:09]

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

[commit-bot: I haz the power, 2016-12-16 18:22:10]

Dry run: This issue passed the CQ dry run.

[Avi (use Gerrit), 2016-12-16 19:16:12]

lgtm

[Sidney San Martín, 2016-12-16 19:51:12]

The CQ bit was checked by sdy@chromium.org

[commit-bot: I haz the power, 2016-12-16 19:52:16]

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, 2016-12-16 20:54:31]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1481917872616050, "parent_rev":
"69365949d9ed5f7150ebfa078aebd98eaeb7bc39", "commit_rev":
"84313b7706167800fd37bd355ad17f9f03a3d071"}

[commit-bot: I haz the power, 2016-12-16 20:54:58]

Description was changed from

==========
Fix user manager window's rounded corners by ensuring its content view is layer
backed.

BUG=620049
==========

to

==========
Fix user manager window's rounded corners by ensuring its content view is layer
backed.

BUG=620049

Review-Url: https://codereview.chromium.org/2582793003
==========

[commit-bot: I haz the power, 2016-12-16 20:54:59]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-12-16 20:57:19]

Description was changed from

==========
Fix user manager window's rounded corners by ensuring its content view is layer
backed.

BUG=620049

Review-Url: https://codereview.chromium.org/2582793003
==========

to

==========
Fix user manager window's rounded corners by ensuring its content view is layer
backed.

BUG=620049

Committed: https://crrev.com/e8e923ba5144dd54cf7967c53682741854e0d7cc
Cr-Commit-Position: refs/heads/master@{#439184}
==========

[commit-bot: I haz the power, 2016-12-16 20:57:20]

Patchset 1 (id:??) landed as
https://crrev.com/e8e923ba5144dd54cf7967c53682741854e0d7cc
Cr-Commit-Position: refs/heads/master@{#439184}