Fixes broken history page when no item selected

Fixes broken history page when no item selected.

There are situations where getSelectedList_ returns nothing and unselectAllItems
triggered by polymer fails if nothing is selected.Page shifted downwards since
polymer can't generate custom style for history-sidebar after the failure.

BUG=637196
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Committed: https://crrev.com/515e6066fbb3c7a44317ba86b8033a6c10ff03c4
Cr-Commit-Position: refs/heads/master@{#412780}

[ahmetemirercin, 2016-08-17 06:36:34]

Description was changed from

==========
Fixes broken history page when no item selected

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

to

==========
Fixes broken history page when no item selected

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

[ahmetemirercin, 2016-08-17 06:42:00]

Description was changed from

==========
Fixes broken history page when no item selected

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

to

==========
There are situations where getSelectedList_ returns nothing and unselectAllItems
triggered by polymer fails if nothing is selected.

BUG=637196
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

[ahmetemirercin, 2016-08-17 06:42:00]

ahmetemiremir@gmail.com changed reviewers:
+ calamity@chromium.org, nyerramilli@chromium.org, ranjitkan@chromium.org

[ahmetemirercin, 2016-08-17 06:44:33]

Description was changed from

==========
There are situations where getSelectedList_ returns nothing and unselectAllItems
triggered by polymer fails if nothing is selected.

BUG=637196
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

to

==========
There are situations where getSelectedList_ returns nothing and unselectAllItems
triggered by polymer fails if nothing is selected.Page shifted downwards since
polymer can't generate custom style for history-sidebar after the failure.

BUG=637196
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

[calamity, 2016-08-18 05:12:49]

lgtm.

Thanks for the patch.

[calamity, 2016-08-18 07:40:04]

On 2016/08/18 05:12:49, calamity wrote:
> lgtm.
> 
> Thanks for the patch.

I've changed the patch description as this is the commit message when the patch
is landed.

The first line should be a summary and subsequent lines should be wrapped at 80
characters.

[calamity, 2016-08-18 07:40:15]

Description was changed from

==========
There are situations where getSelectedList_ returns nothing and unselectAllItems
triggered by polymer fails if nothing is selected.Page shifted downwards since
polymer can't generate custom style for history-sidebar after the failure.

BUG=637196
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

to

==========
Fixes broken history page when no item selected.

There are situations where getSelectedList_ returns nothing and unselectAllItems
triggered by polymer fails if nothing is selected.Page shifted downwards since
polymer can't generate custom style for history-sidebar after the failure.

BUG=637196
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

[calamity, 2016-08-18 07:40:24]

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

[commit-bot: I haz the power, 2016-08-18 07:40:37]

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, 2016-08-18 08:28:30]

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

[commit-bot: I haz the power, 2016-08-18 08:28:30]

Dry run: This issue passed the CQ dry run.

[ahmetemirercin, 2016-08-18 09:51:20]

The CQ bit was checked by ahmetemiremir@gmail.com

[commit-bot: I haz the power, 2016-08-18 09:51:37]

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, 2016-08-18 10:02:37]

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

[commit-bot: I haz the power, 2016-08-18 10:02:38]

Failed to apply the patch.
On branch working_branch
Your branch is up-to-date with 'origin/refs/pending/heads/master'.
nothing to commit, working tree clean

[commit-bot: I haz the power, 2016-08-18 10:05:25]

Description was changed from

==========
Fixes broken history page when no item selected.

There are situations where getSelectedList_ returns nothing and unselectAllItems
triggered by polymer fails if nothing is selected.Page shifted downwards since
polymer can't generate custom style for history-sidebar after the failure.

BUG=637196
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation
==========

to

==========
Fixes broken history page when no item selected.

There are situations where getSelectedList_ returns nothing and unselectAllItems
triggered by polymer fails if nothing is selected.Page shifted downwards since
polymer can't generate custom style for history-sidebar after the failure.

BUG=637196
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Committed: https://crrev.com/515e6066fbb3c7a44317ba86b8033a6c10ff03c4
Cr-Commit-Position: refs/heads/master@{#412780}
==========

[commit-bot: I haz the power, 2016-08-18 10:05:25]

Patchset 1 (id:??) landed as
https://crrev.com/515e6066fbb3c7a44317ba86b8033a6c10ff03c4
Cr-Commit-Position: refs/heads/master@{#412780}