Fixing "control reaches end of non-void function" compile warning.

Fixing "control reaches end of non-void function" compile warning.

Warning is benign in this case, and the returns won't ever actually be
hit.

BUG=chromium:697060
Review-Url: https://codereview.webrtc.org/2726633004
Cr-Commit-Position: refs/heads/master@{#16926}
Committed: https://chromium.googlesource.com/external/webrtc/+/3c8771e929b8a4675c4ca641157be04398aca274

[Taylor Brandstetter, 2017-02-28 21:58:07]

The CQ bit was checked by deadbeef@webrtc.org to run a CQ dry run

[Taylor Brandstetter, 2017-02-28 21:58:14]

deadbeef@webrtc.org changed reviewers:
+ pthatcher@webrtc.org

[commit-bot: I haz the power, 2017-02-28 21:58:18]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.webrtc.org/...

[commit-bot: I haz the power, 2017-02-28 22:18:57]

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

[commit-bot: I haz the power, 2017-02-28 22:18:57]

Dry run: Try jobs failed on following builders:
  linux_msan on master.tryserver.webrtc (JOB_FAILED,
http://build.chromium.org/p/tryserver.webrtc/builders/linux_msan/builds/18296)

[pthatcher1, 2017-03-01 01:54:50]

lgtm

[Taylor Brandstetter, 2017-03-01 01:55:15]

The CQ bit was checked by deadbeef@webrtc.org

[commit-bot: I haz the power, 2017-03-01 01:55:22]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.webrtc.org/...

[commit-bot: I haz the power, 2017-03-01 02:30:36]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1488333315090860, "parent_rev":
"340e3fd59f2af4b13e5ffb8430cf87e15f334066", "commit_rev":
"3c8771e929b8a4675c4ca641157be04398aca274"}

[commit-bot: I haz the power, 2017-03-01 02:30:40]

Description was changed from

==========
Fixing "control reaches end of non-void function" compile warning.

Warning is benign in this case, and the returns won't ever actually be
hit.

BUG=chromium:697060
==========

to

==========
Fixing "control reaches end of non-void function" compile warning.

Warning is benign in this case, and the returns won't ever actually be
hit.

BUG=chromium:697060

Review-Url: https://codereview.webrtc.org/2726633004
Cr-Commit-Position: refs/heads/master@{#16926}
Committed:
https://chromium.googlesource.com/external/webrtc/+/3c8771e929b8a4675c4ca6411...
==========

[commit-bot: I haz the power, 2017-03-01 02:30:41]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/3c8771e929b8a4675c4ca6411...