[CRD iOS] Fix the leaky RemotingClient

[CRD iOS] Fix the leaky RemotingClient

Previously RemotingClient was not able to clean up itself after the session
ended due to retain loops.

This CL fixed the retain loops and other thread issues hidden by the fact that
RemotingClient and its resources were not released after the session ends.

BUG=724228
Review-Url: https://codereview.chromium.org/2886233003
Cr-Commit-Position: refs/heads/master@{#472965}
Committed: https://chromium.googlesource.com/chromium/src/+/2b366b970abadb9d9f05ef314da12973fb831f24

[Yuwei, 2017-05-18 19:27:00]

Description was changed from

==========
[CRD iOS] Fix RemotingClient's memory leakage
==========

to

==========
[CRD iOS] Fix the leaky RemotingClient

Previously RemotingClient was not able to clean up itself after the session
ended due to retain loops.

This CL fixed the retain loops and other thread issues hidden by the fact that
RemotingClient and its resources were not released after the session ends.

BUG=724228
==========

[Yuwei, 2017-05-18 19:27:27]

yuweih@chromium.org changed reviewers:
+ nicholss@chromium.org

[Yuwei, 2017-05-18 19:27:28]

PTAL thanks!

[nicholss, 2017-05-18 21:55:40]

lgtm

[Yuwei, 2017-05-18 22:06:55]

Thanks!

[Yuwei, 2017-05-18 22:07:00]

The CQ bit was checked by yuweih@chromium.org

[commit-bot: I haz the power, 2017-05-18 22:08:31]

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, 2017-05-18 23:28:52]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1495145220097990,
"parent_rev": "3dba699331b1337dabcf5b18bec954249d09e302", "commit_rev":
"2b366b970abadb9d9f05ef314da12973fb831f24"}

[commit-bot: I haz the power, 2017-05-18 23:29:05]

Description was changed from

==========
[CRD iOS] Fix the leaky RemotingClient

Previously RemotingClient was not able to clean up itself after the session
ended due to retain loops.

This CL fixed the retain loops and other thread issues hidden by the fact that
RemotingClient and its resources were not released after the session ends.

BUG=724228
==========

to

==========
[CRD iOS] Fix the leaky RemotingClient

Previously RemotingClient was not able to clean up itself after the session
ended due to retain loops.

This CL fixed the retain loops and other thread issues hidden by the fact that
RemotingClient and its resources were not released after the session ends.

BUG=724228

Review-Url: https://codereview.chromium.org/2886233003
Cr-Commit-Position: refs/heads/master@{#472965}
Committed:
https://chromium.googlesource.com/chromium/src/+/2b366b970abadb9d9f05ef314da1...
==========

[commit-bot: I haz the power, 2017-05-18 23:29:07]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/chromium/src/+/2b366b970abadb9d9f05ef314da1...