Fix incorrect DCHECK in generic_decoder.cc.

Fix incorrect DCHECK in generic_decoder.cc.
When ownership is not external, the decoder pointer should be valid.

BUG=b/63658384
TBR=magjed@webrtc.org

Review-Url: https://codereview.webrtc.org/2975383002
Cr-Commit-Position: refs/heads/master@{#19041}
Committed: https://chromium.googlesource.com/external/webrtc/+/058aa719ff877e091900f8a748f6835dd4b7d0bd

[tommi, 2017-07-15 11:31:34]

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

[commit-bot: I haz the power, 2017-07-15 11:31:36]

Dry run: CQ is trying da patch.

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

[tommi, 2017-07-15 11:37:05]

tommi@webrtc.org changed reviewers:
+ magjed@webrtc.org

[commit-bot: I haz the power, 2017-07-15 11:54:49]

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

[commit-bot: I haz the power, 2017-07-15 11:54:50]

Dry run: This issue passed the CQ dry run.

[tommi, 2017-07-15 18:29:25]

Description was changed from

==========
Fix incorrect DCHECK in generic_decoder.cc.
When ownership is not external, the decoder pointer should be valid.

BUG=b/63658384
==========

to

==========
Fix incorrect DCHECK in generic_decoder.cc.
When ownership is not external, the decoder pointer should be valid.

BUG=b/63658384
TBR=magjed@webrtc.org
==========

[tommi, 2017-07-15 18:30:45]

tbr-ing to unblock and due to ooo

[tommi, 2017-07-15 18:30:51]

The CQ bit was checked by tommi@webrtc.org

[commit-bot: I haz the power, 2017-07-15 18:30:54]

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, 2017-07-15 18:33:35]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1500143451857610, "parent_rev":
"7919fa5f4a4c6588b32af9365a5e51c754ca3b64", "commit_rev":
"058aa719ff877e091900f8a748f6835dd4b7d0bd"}

[commit-bot: I haz the power, 2017-07-15 18:33:43]

Description was changed from

==========
Fix incorrect DCHECK in generic_decoder.cc.
When ownership is not external, the decoder pointer should be valid.

BUG=b/63658384
TBR=magjed@webrtc.org
==========

to

==========
Fix incorrect DCHECK in generic_decoder.cc.
When ownership is not external, the decoder pointer should be valid.

BUG=b/63658384
TBR=magjed@webrtc.org

Review-Url: https://codereview.webrtc.org/2975383002
Cr-Commit-Position: refs/heads/master@{#19041}
Committed:
https://chromium.googlesource.com/external/webrtc/+/058aa719ff877e091900f8a74...
==========

[commit-bot: I haz the power, 2017-07-15 18:33:44]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/058aa719ff877e091900f8a74...