[ios] Removed canGoBack/canGoForward API from CRWSessionController.

[ios] Removed canGoBack/canGoForward API from CRWSessionController.

CRWSessionController will be eventually folded into NavigationManager,
so existing tests were rewritten to exercise NavigationManager's
CanGoBack/CanGoForward API.

BUG=661316
Committed: https://crrev.com/a01fff7db87d8570c38a657948f68af0a0e7a3c6
Cr-Commit-Position: refs/heads/master@{#432752}

[Eugene But (OOO till 7-30), 2016-11-10 21:45:13]

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

[commit-bot: I haz the power, 2016-11-10 21:45:38]

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, 2016-11-10 21:55:53]

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

[commit-bot: I haz the power, 2016-11-10 21:55:54]

Dry run: This issue passed the CQ dry run.

[Eugene But (OOO till 7-30), 2016-11-11 03:09:34]

Description was changed from

==========
[ios] Removed canGoBack/canGoForward API from CRWSessionController.

CRWSessionController will be eventually folded into NavigationManager,
so existing tests were rewritten to exercise NavigationManager's
CanGoBack/CanGoForward API.

BUG=None
==========

to

==========
[ios] Removed canGoBack/canGoForward API from CRWSessionController.

CRWSessionController will be eventually folded into NavigationManager,
so existing tests were rewritten to exercise NavigationManager's
CanGoBack/CanGoForward API.

BUG=661316
==========

[Eugene But (OOO till 7-30), 2016-11-15 00:13:00]

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

[kkhorimoto, 2016-11-16 02:40:31]

lgtm

[Eugene But (OOO till 7-30), 2016-11-17 02:06:22]

The CQ bit was checked by eugenebut@chromium.org

[Eugene But (OOO till 7-30), 2016-11-17 02:06:22]

The patchset sent to the CQ was uploaded after l-g-t-m from
kkhorimoto@chromium.org
Link to the patchset: https://codereview.chromium.org/2491773005/#ps20001
(title: "Merged with origin/master")

[commit-bot: I haz the power, 2016-11-17 02:07:51]

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, 2016-11-17 02:34:43]

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

[commit-bot: I haz the power, 2016-11-17 02:34:45]

Try jobs failed on following builders:
  ios-device on master.tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios-device/builds...)
  ios-simulator on master.tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios-simulator/bui...)

[Eugene But (OOO till 7-30), 2016-11-17 03:17:33]

The CQ bit was checked by eugenebut@chromium.org

[Eugene But (OOO till 7-30), 2016-11-17 03:17:34]

The patchset sent to the CQ was uploaded after l-g-t-m from
kkhorimoto@chromium.org
Link to the patchset: https://codereview.chromium.org/2491773005/#ps40001
(title: "Fixed compilation.")

[commit-bot: I haz the power, 2016-11-17 03:18:42]

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, 2016-11-17 05:05:33]

Description was changed from

==========
[ios] Removed canGoBack/canGoForward API from CRWSessionController.

CRWSessionController will be eventually folded into NavigationManager,
so existing tests were rewritten to exercise NavigationManager's
CanGoBack/CanGoForward API.

BUG=661316
==========

to

==========
[ios] Removed canGoBack/canGoForward API from CRWSessionController.

CRWSessionController will be eventually folded into NavigationManager,
so existing tests were rewritten to exercise NavigationManager's
CanGoBack/CanGoForward API.

BUG=661316
==========

[commit-bot: I haz the power, 2016-11-17 05:05:34]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2016-11-17 05:08:39]

Description was changed from

==========
[ios] Removed canGoBack/canGoForward API from CRWSessionController.

CRWSessionController will be eventually folded into NavigationManager,
so existing tests were rewritten to exercise NavigationManager's
CanGoBack/CanGoForward API.

BUG=661316
==========

to

==========
[ios] Removed canGoBack/canGoForward API from CRWSessionController.

CRWSessionController will be eventually folded into NavigationManager,
so existing tests were rewritten to exercise NavigationManager's
CanGoBack/CanGoForward API.

BUG=661316

Committed: https://crrev.com/a01fff7db87d8570c38a657948f68af0a0e7a3c6
Cr-Commit-Position: refs/heads/master@{#432752}
==========

[commit-bot: I haz the power, 2016-11-17 05:08:40]

Patchset 3 (id:??) landed as
https://crrev.com/a01fff7db87d8570c38a657948f68af0a0e7a3c6
Cr-Commit-Position: refs/heads/master@{#432752}