Revert of service worker: Add CHECKs to catch if SWProcessManager isn't releasing ref counts.

Revert of service worker: Add CHECKs to catch if SWProcessManager isn't releasing ref counts. (patchset #1 id:1 of https://codereview.chromium.org/2318443002/ )

Reason for revert:
SWProcessManager is innocent. The CHECKs aren't failing.

Original issue's description:
> service worker: Add CHECKs to catch if SWProcessManager isn't releasing ref counts.
>
> We're still not sure where the non-zero ref counts on shutdown come from.
>
> BUG=636377
>
> Committed: https://crrev.com/e7ffbf80d3b612521a7c2564b21b96695586274a
> Cr-Commit-Position: refs/heads/master@{#416596}

TBR=horo@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=636377
Committed: https://crrev.com/595fe676755cd28139fc4f7f50102251af8413c5
Cr-Commit-Position: refs/heads/master@{#417472}

[falken, 2016-09-08 07:28:57]

The CQ bit was checked by falken@chromium.org

[falken, 2016-09-08 07:28:57]

Created Revert of service worker: Add CHECKs to catch if SWProcessManager isn't
releasing ref counts.

[commit-bot: I haz the power, 2016-09-08 07:29:15]

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, 2016-09-08 09:13:48]

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

[commit-bot: I haz the power, 2016-09-08 09:13:49]

Try jobs failed on following builders:
  win_clang on master.tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win_clang/builds/...)

[falken, 2016-09-09 00:31:39]

The CQ bit was checked by falken@chromium.org

[commit-bot: I haz the power, 2016-09-09 00:33:10]

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, 2016-09-09 01:26:33]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-09 01:29:30]

Description was changed from

==========
Revert of service worker: Add CHECKs to catch if SWProcessManager isn't
releasing ref counts. (patchset #1 id:1 of
https://codereview.chromium.org/2318443002/ )

Reason for revert:
SWProcessManager is innocent. The CHECKs aren't failing.

Original issue's description:
> service worker: Add CHECKs to catch if SWProcessManager isn't releasing ref
counts.
> 
> We're still not sure where the non-zero ref counts on shutdown come from.
> 
> BUG=636377
> 
> Committed: https://crrev.com/e7ffbf80d3b612521a7c2564b21b96695586274a
> Cr-Commit-Position: refs/heads/master@{#416596}

TBR=horo@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=636377
==========

to

==========
Revert of service worker: Add CHECKs to catch if SWProcessManager isn't
releasing ref counts. (patchset #1 id:1 of
https://codereview.chromium.org/2318443002/ )

Reason for revert:
SWProcessManager is innocent. The CHECKs aren't failing.

Original issue's description:
> service worker: Add CHECKs to catch if SWProcessManager isn't releasing ref
counts.
>
> We're still not sure where the non-zero ref counts on shutdown come from.
>
> BUG=636377
>
> Committed: https://crrev.com/e7ffbf80d3b612521a7c2564b21b96695586274a
> Cr-Commit-Position: refs/heads/master@{#416596}

TBR=horo@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=636377

Committed: https://crrev.com/595fe676755cd28139fc4f7f50102251af8413c5
Cr-Commit-Position: refs/heads/master@{#417472}
==========

[commit-bot: I haz the power, 2016-09-09 01:29:32]

Patchset 1 (id:??) landed as
https://crrev.com/595fe676755cd28139fc4f7f50102251af8413c5
Cr-Commit-Position: refs/heads/master@{#417472}