Fix a bug in user input detection for the site engagement service.

Fix a bug in user input detection for the site engagement service.

Sites which lazy-load resources after navigating to the main frame do
not trigger site engagement for user input. This CL fixes the bug by
reordering when the input listening callbacks are stopped.

BUG=623848
Committed: https://crrev.com/d014c1cfad770f6516556d5358f10f18e162096e
Cr-Commit-Position: refs/heads/master@{#402753}

[dominickn, 2016-06-28 05:25:22]

dominickn@chromium.org changed reviewers:
+ calamity@chromium.org

[dominickn, 2016-06-28 05:25:22]

PTAL - this seems fine, because Start will only be called after WasShown() or at
the end of DidFinishNavigation.

[calamity, 2016-06-29 07:27:55]

lgtm

[calamity, 2016-06-29 07:28:04]

The CQ bit was checked by calamity@chromium.org

[commit-bot: I haz the power, 2016-06-29 07:28:31]

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, 2016-06-29 08:22:29]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-06-29 08:24:25]

Description was changed from

==========
Fix a bug in user input detection for the site engagement service.

Sites which lazy-load resources after navigating to the main frame do
not trigger site engagement for user input. This CL fixes the bug by
reordering when the input listening callbacks are stopped.

BUG=623848
==========

to

==========
Fix a bug in user input detection for the site engagement service.

Sites which lazy-load resources after navigating to the main frame do
not trigger site engagement for user input. This CL fixes the bug by
reordering when the input listening callbacks are stopped.

BUG=623848

Committed: https://crrev.com/d014c1cfad770f6516556d5358f10f18e162096e
Cr-Commit-Position: refs/heads/master@{#402753}
==========

[commit-bot: I haz the power, 2016-06-29 08:24:26]

Patchset 1 (id:??) landed as
https://crrev.com/d014c1cfad770f6516556d5358f10f18e162096e
Cr-Commit-Position: refs/heads/master@{#402753}