Add CHECKs to investigate ServiceWorkerControlleeRequestHandler crash.

Add CHECKs to investigate ServiceWorkerControlleeRequestHandler crash.

If the crash still occurs and the CHECKs pass, we know the null
active version is due to SWRegistration::DeleteVersion.

BUG=655910
Committed: https://crrev.com/19acb64c7a3652a16d9989fe28c40182a7b2558a
Cr-Commit-Position: refs/heads/master@{#437830}

[falken, 2016-12-12 04:55:14]

Description was changed from

==========
Add CHECKs to investigate ServiceWorkerControlleeRequestHandler crash.

BUG=655910
==========

to

==========
Add CHECKs to investigate ServiceWorkerControlleeRequestHandler crash.

If we the crash still occurs and the CHECKs pass, we know the null
active version is due to SWRegistration::DeleteVersion.

BUG=655910
==========

[falken, 2016-12-12 04:55:14]

falken@chromium.org changed reviewers:
+ horo@chromium.org

[falken, 2016-12-12 04:55:23]

Description was changed from

==========
Add CHECKs to investigate ServiceWorkerControlleeRequestHandler crash.

If we the crash still occurs and the CHECKs pass, we know the null
active version is due to SWRegistration::DeleteVersion.

BUG=655910
==========

to

==========
Add CHECKs to investigate ServiceWorkerControlleeRequestHandler crash.

If the crash still occurs and the CHECKs pass, we know the null
active version is due to SWRegistration::DeleteVersion.

BUG=655910
==========

[falken, 2016-12-12 04:55:31]

ptal

[falken, 2016-12-12 04:55:44]

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

[commit-bot: I haz the power, 2016-12-12 04:55:58]

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, 2016-12-12 06:40:52]

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

[commit-bot: I haz the power, 2016-12-12 06:40:53]

Dry run: This issue passed the CQ dry run.

[horo, 2016-12-12 07:26:17]

lgtm

[falken, 2016-12-12 07:30:33]

The CQ bit was checked by falken@chromium.org

[commit-bot: I haz the power, 2016-12-12 07:30:49]

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, 2016-12-12 07:34:21]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1481527833765510,
"parent_rev": "b2c7e3d95c423ace3900f114beae9567cc530b6f", "commit_rev":
"750ab68d6453d2f43e55c45f03a0e2f20c27f57c"}

[commit-bot: I haz the power, 2016-12-12 07:34:48]

Description was changed from

==========
Add CHECKs to investigate ServiceWorkerControlleeRequestHandler crash.

If the crash still occurs and the CHECKs pass, we know the null
active version is due to SWRegistration::DeleteVersion.

BUG=655910
==========

to

==========
Add CHECKs to investigate ServiceWorkerControlleeRequestHandler crash.

If the crash still occurs and the CHECKs pass, we know the null
active version is due to SWRegistration::DeleteVersion.

BUG=655910

Review-Url: https://codereview.chromium.org/2570453002
==========

[commit-bot: I haz the power, 2016-12-12 07:34:50]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-12-12 15:11:00]

Description was changed from

==========
Add CHECKs to investigate ServiceWorkerControlleeRequestHandler crash.

If the crash still occurs and the CHECKs pass, we know the null
active version is due to SWRegistration::DeleteVersion.

BUG=655910

Review-Url: https://codereview.chromium.org/2570453002
==========

to

==========
Add CHECKs to investigate ServiceWorkerControlleeRequestHandler crash.

If the crash still occurs and the CHECKs pass, we know the null
active version is due to SWRegistration::DeleteVersion.

BUG=655910

Committed: https://crrev.com/19acb64c7a3652a16d9989fe28c40182a7b2558a
Cr-Commit-Position: refs/heads/master@{#437830}
==========

[commit-bot: I haz the power, 2016-12-12 15:11:02]

Patchset 2 (id:??) landed as
https://crrev.com/19acb64c7a3652a16d9989fe28c40182a7b2558a
Cr-Commit-Position: refs/heads/master@{#437830}