cros: Remove unused method.

cros: Remove unused permanent screen concept from BaseScreen.

BUG=672142
Committed: https://crrev.com/c64a96a44e5fcfdc8eb8b89cdd7e9d88e9dc8866
Cr-Commit-Position: refs/heads/master@{#437017}

[jdufault, 2016-12-06 23:41:07]

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

[commit-bot: I haz the power, 2016-12-06 23:41:53]

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, 2016-12-06 23:50:48]

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

[commit-bot: I haz the power, 2016-12-06 23:50:48]

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

[jdufault, 2016-12-07 18:14:41]

Description was changed from

==========
cros: Remove unused method.

BUG=
==========

to

==========
cros: Remove unused method in BaseScreen.

BUG=672142
==========

[jdufault, 2016-12-07 18:14:41]

jdufault@chromium.org changed reviewers:
+ achuith@chromium.org

[jdufault, 2016-12-07 18:15:27]

Description was changed from

==========
cros: Remove unused method in BaseScreen.

BUG=672142
==========

to

==========
cros: Remove unused permanent screen concept from BaseScreen.

BUG=672142
==========

[jdufault, 2016-12-07 18:15:57]

Achuith, PTAL when you get a chance. This CL is low-priority.

[achuithb, 2016-12-07 18:36:42]

lgtm

[jdufault, 2016-12-07 18:37:00]

The CQ bit was checked by jdufault@chromium.org

[commit-bot: I haz the power, 2016-12-07 18:37:29]

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, 2016-12-07 18:42:52]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1481135820665610, "parent_rev":
"2dfc247b8204ad1c6b3fcf93cd6c9842e65a1874", "commit_rev":
"e4441cf1701681fbdc35fdc2d11e640299f720ac"}

[commit-bot: I haz the power, 2016-12-07 18:43:18]

Description was changed from

==========
cros: Remove unused permanent screen concept from BaseScreen.

BUG=672142
==========

to

==========
cros: Remove unused permanent screen concept from BaseScreen.

BUG=672142
==========

[commit-bot: I haz the power, 2016-12-07 18:43:19]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-12-07 18:46:57]

Description was changed from

==========
cros: Remove unused permanent screen concept from BaseScreen.

BUG=672142
==========

to

==========
cros: Remove unused permanent screen concept from BaseScreen.

BUG=672142

Committed: https://crrev.com/c64a96a44e5fcfdc8eb8b89cdd7e9d88e9dc8866
Cr-Commit-Position: refs/heads/master@{#437017}
==========

[commit-bot: I haz the power, 2016-12-07 18:46:58]

Patchset 1 (id:??) landed as
https://crrev.com/c64a96a44e5fcfdc8eb8b89cdd7e9d88e9dc8866
Cr-Commit-Position: refs/heads/master@{#437017}