End the QUIC_SESSION net-log event at the end of the QuicChromiumClientSession

End the QUIC_SESSION net-log event at the end of the QuicChromiumClientSession
destructor, instead of in the middle of a loop(?!) in the destructor.

BUG=679968

[Ryan Hamilton, 2017-01-11 23:30:33]

rch@chromium.org changed reviewers:
+ xunjieli@chromium.org

[xunjieli, 2017-01-11 23:33:30]

+1. Thanks for fixing this so quickly! lgtm

[Ryan Hamilton, 2017-01-12 00:11:42]

The CQ bit was checked by rch@chromium.org

[commit-bot: I haz the power, 2017-01-12 00:12:35]

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, 2017-01-12 03:02:39]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484179902438040, "parent_rev":
"57b277cc419769140667afce2bca3b745b627dab", "commit_rev":
"532c355644c454315fd4d4ab879a34840e3677d5"}

[commit-bot: I haz the power, 2017-01-12 03:08:18]

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

[commit-bot: I haz the power, 2017-01-12 03:08:18]

Prior attempt to commit was detected, but we were not able to check whether the
issue was successfully committed. Please check Git history manually and re-check
CQ or close this issue as needed.

[Ryan Hamilton, 2017-01-12 03:53:16]

The CQ bit was checked by rch@chromium.org

[commit-bot: I haz the power, 2017-01-12 03:53:34]

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, 2017-01-12 04:00:11]

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

[commit-bot: I haz the power, 2017-01-12 04:00:12]

Try jobs failed on following builders:
  chromium_presubmit on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/chromium_presub...)

[Ryan Hamilton, 2017-01-26 22:54:12]

Weird! This CL actually already landed but this issue appears to not have been
updated or closed:

https://chromium.googlesource.com/chromium/src/+/532c355644c454315fd4d4ab879a...
 Cr-Commit-Position: refs/heads/master@{#443136}

[Ryan Hamilton, 2017-01-26 22:54:17]

Description was changed from

==========
End the QUIC_SESSION net-log event at the end of the QuicChromiumClientSession
destructor, instead of in the middle of a loop(?!) in the destructor.

BUG=679968
==========

to

==========
End the QUIC_SESSION net-log event at the end of the QuicChromiumClientSession
destructor, instead of in the middle of a loop(?!) in the destructor.

BUG=679968
==========