Remove implicit conversions from scoped_refptr to T* in remoting/

Remove implicit conversions from scoped_refptr to T* in remoting/

This patch was generated by running the rewrite_scoped_refptr clang tool
on an Android build.

BUG=110610
Committed: https://crrev.com/442517ec3f796a41041ce11ff00210a19ffbb919
Cr-Commit-Position: refs/heads/master@{#298567}

[dcheng, 2014-10-07 19:59:38]

dcheng@chromium.org changed reviewers:
+ garykac@chromium.org

[weitao, 2014-10-07 20:16:15]

weitaosu@chromium.org changed reviewers:
+ weitaosu@chromium.org

[weitao, 2014-10-07 20:16:15]

weitaosu@chromium.org changed reviewers:
+ weitaosu@chromium.org

[weitao, 2014-10-07 20:16:15]

LGTM

[weitao, 2014-10-07 20:16:15]

LGTM

[dcheng, 2014-10-07 20:19:04]

The CQ bit was checked by dcheng@chromium.org

[commit-bot: I haz the power, 2014-10-07 20:20:23]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/635013002/1

[commit-bot: I haz the power, 2014-10-07 20:56:00]

Committed patchset #1 (id:1) as a7eb519228859da719a22c436ac9a0fd57526552

[commit-bot: I haz the power, 2014-10-07 20:56:50]

Patchset 1 (id:??) landed as
https://crrev.com/442517ec3f796a41041ce11ff00210a19ffbb919
Cr-Commit-Position: refs/heads/master@{#298567}