[NTP Client] Put dismissing sections behind a flag

[NTP Client] Put dismissing sections behind a flag

Dismissing status cards (and sections) now requires the
NTPSuggestionsSectionDismissal feature to be enabled.

Dismissing the Sign In promo is still possible.

BUG=657494
Committed: https://crrev.com/bb75020ad83b3133a4e08cbec2b01f0dff44f378
Cr-Commit-Position: refs/heads/master@{#426457}

[dgn, 2016-10-20 10:09:00]

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

[commit-bot: I haz the power, 2016-10-20 10:09:10]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[dgn, 2016-10-20 10:14:20]

dgn@chromium.org changed reviewers:
+ bauerb@chromium.org

[dgn, 2016-10-20 10:14:20]

PTAL

[commit-bot: I haz the power, 2016-10-20 11:16:32]

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

[commit-bot: I haz the power, 2016-10-20 11:16:33]

Dry run: This issue passed the CQ dry run.

[Bernhard Bauer, 2016-10-20 12:22:32]

lgtm

[dgn, 2016-10-20 12:31:05]

The CQ bit was checked by dgn@chromium.org

[commit-bot: I haz the power, 2016-10-20 12:31:31]

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, 2016-10-20 12:40:19]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-10-21 13:17:37]

Description was changed from

==========
[NTP Client] Put dismissing sections behind a flag

Dismissing status cards (and sections) now requires the
NTPSuggestionsSectionDismissal feature to be enabled.

Dismissing the Sign In promo is still possible.

BUG=657494
==========

to

==========
[NTP Client] Put dismissing sections behind a flag

Dismissing status cards (and sections) now requires the
NTPSuggestionsSectionDismissal feature to be enabled.

Dismissing the Sign In promo is still possible.

BUG=657494

Committed: https://crrev.com/bb75020ad83b3133a4e08cbec2b01f0dff44f378
Cr-Commit-Position: refs/heads/master@{#426457}
==========

[commit-bot: I haz the power, 2016-10-21 13:17:38]

Patchset 1 (id:??) landed as
https://crrev.com/bb75020ad83b3133a4e08cbec2b01f0dff44f378
Cr-Commit-Position: refs/heads/master@{#426457}