MD Settings: Network: SIM unlock: Fix focus and cancel

MD Settings: Network: SIM unlock: Fix focus and cancel

This CL:
* Focuses the first input field for all sim dialogs.
* Fixes the toggle logic when the dialog is canceled.

BUG=695409
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Review-Url: https://codereview.chromium.org/2821743002
Cr-Commit-Position: refs/heads/master@{#465021}
(cherry picked from commit 780ef7b430dc6976831ae4f952cf34579b101f70)

Review-Url: https://codereview.chromium.org/2835973003 .
Cr-Commit-Position: refs/branch-heads/3071@{#185}
Cr-Branched-From: a106f0abbf69dad349d4aaf4bcc4f5d376dd2377-refs/heads/master@{#464641}
Committed: https://chromium.googlesource.com/chromium/src/+/cd306d8a99765cd2c9cbd05f39a93bacd9cfd078

[stevenjb, 2017-04-25 00:13:22]

Description was changed from

==========
MD Settings: Network: SIM unlock: Fix focus and cancel

This CL:
* Focuses the first input field for all sim dialogs.
* Fixes the toggle logic when the dialog is canceled.

BUG=695409
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Review-Url: https://codereview.chromium.org/2821743002
Cr-Commit-Position: refs/heads/master@{#465021}
(cherry picked from commit 780ef7b430dc6976831ae4f952cf34579b101f70)
==========

to

==========
MD Settings: Network: SIM unlock: Fix focus and cancel

This CL:
* Focuses the first input field for all sim dialogs.
* Fixes the toggle logic when the dialog is canceled.

BUG=695409
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Review-Url: https://codereview.chromium.org/2821743002
Cr-Commit-Position: refs/heads/master@{#465021}
(cherry picked from commit 780ef7b430dc6976831ae4f952cf34579b101f70)

Review-Url: https://codereview.chromium.org/2835973003 .
Cr-Commit-Position: refs/branch-heads/3071@{#185}
Cr-Branched-From:
a106f0abbf69dad349d4aaf4bcc4f5d376dd2377-refs/heads/master@{#464641}
Committed:
https://chromium.googlesource.com/chromium/src/+/cd306d8a99765cd2c9cbd05f39a9...
==========

[stevenjb, 2017-04-25 00:13:23]

Committed patchset #1 (id:1) manually as
cd306d8a99765cd2c9cbd05f39a93bacd9cfd078.