[ios] Switched web shell to use WebState for view and navigation.

[ios] Switched web shell to use WebState for view and navigation.

- Use WebState::GetView() instead of -[CRWWebController view]
- Use web::NavigationManager for navigation

BUG=597997
Committed: https://crrev.com/c1b7e26ae910bd1496bd80f61b11f8f831e20c65
Cr-Commit-Position: refs/heads/master@{#383386}

[Eugene But (OOO till 7-30), 2016-03-25 21:45:53]

Description was changed from

==========
[ios] Switched web shell to use WebState for view and navigation.

BUG=597997
==========

to

==========
[ios] Switched web shell to use WebState for view and navigation.

- Use WebState::GetView() instead of -[CRWWebController view]
- Use web::NavigationManager for navigation

BUG=597997
==========

[Eugene But (OOO till 7-30), 2016-03-25 21:46:26]

eugenebut@chromium.org changed reviewers:
+ kkhorimoto@chromium.org

[kkhorimoto, 2016-03-25 21:53:07]

The CQ bit was checked by kkhorimoto@chromium.org

[kkhorimoto, 2016-03-25 21:53:07]

lgtm

[commit-bot: I haz the power, 2016-03-25 21:53:35]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1833983002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1833983002/1

[commit-bot: I haz the power, 2016-03-25 22:29:26]

Description was changed from

==========
[ios] Switched web shell to use WebState for view and navigation.

- Use WebState::GetView() instead of -[CRWWebController view]
- Use web::NavigationManager for navigation

BUG=597997
==========

to

==========
[ios] Switched web shell to use WebState for view and navigation.

- Use WebState::GetView() instead of -[CRWWebController view]
- Use web::NavigationManager for navigation

BUG=597997
==========

[commit-bot: I haz the power, 2016-03-25 22:29:27]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-25 22:31:56]

Description was changed from

==========
[ios] Switched web shell to use WebState for view and navigation.

- Use WebState::GetView() instead of -[CRWWebController view]
- Use web::NavigationManager for navigation

BUG=597997
==========

to

==========
[ios] Switched web shell to use WebState for view and navigation.

- Use WebState::GetView() instead of -[CRWWebController view]
- Use web::NavigationManager for navigation

BUG=597997

Committed: https://crrev.com/c1b7e26ae910bd1496bd80f61b11f8f831e20c65
Cr-Commit-Position: refs/heads/master@{#383386}
==========

[commit-bot: I haz the power, 2016-03-25 22:31:57]

Patchset 1 (id:??) landed as
https://crrev.com/c1b7e26ae910bd1496bd80f61b11f8f831e20c65
Cr-Commit-Position: refs/heads/master@{#383386}