Fix SDP parsing crash due to missing track ID in "a=msid".

Fix SDP parsing crash due to missing track ID in "a=msid".

BUG=chromium:686405
Review-Url: https://codereview.webrtc.org/2676293003
Cr-Commit-Position: refs/heads/master@{#16545}
Committed: https://chromium.googlesource.com/external/webrtc/+/a4549d6588207a22ec0c5decc2dfc9fc9a1cde70

[pthatcher1, 2017-02-10 18:14:28]

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

[pthatcher1, 2017-02-10 18:14:30]

https://codereview.webrtc.org/2676293003/diff/1/webrtc/pc/webrtcsdp_unittest.cc
File webrtc/pc/webrtcsdp_unittest.cc (right):

https://codereview.webrtc.org/2676293003/diff/1/webrtc/pc/webrtcsdp_unittest....
webrtc/pc/webrtcsdp_unittest.cc:3430: //
https://bugs.chromium.org/p/chromium/issues/detail?id=686405
Do we need a test for a missing stream id?

[Taylor Brandstetter, 2017-02-10 18:29:12]

https://codereview.webrtc.org/2676293003/diff/1/webrtc/pc/webrtcsdp_unittest.cc
File webrtc/pc/webrtcsdp_unittest.cc (right):

https://codereview.webrtc.org/2676293003/diff/1/webrtc/pc/webrtcsdp_unittest....
webrtc/pc/webrtcsdp_unittest.cc:3430: //
https://bugs.chromium.org/p/chromium/issues/detail?id=686405
On 2017/02/10 18:14:30, pthatcher1 wrote:
> Do we need a test for a missing stream id?

Sure, why not.

[pthatcher1, 2017-02-10 23:35:28]

lgtm

[Taylor Brandstetter, 2017-02-11 00:43:38]

The CQ bit was checked by deadbeef@webrtc.org

[Taylor Brandstetter, 2017-02-11 00:43:38]

The patchset sent to the CQ was uploaded after l-g-t-m from pthatcher@webrtc.org
Link to the patchset: https://codereview.webrtc.org/2676293003/#ps40001 (title:
"Rebase")

[commit-bot: I haz the power, 2017-02-11 00:43:48]

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, 2017-02-11 01:26:22]

CQ is committing da patch.

Bot data: {"patchset_id": 40001, "attempt_start_ts": 1486773818199990,
"parent_rev": "ef35b17c76eff9561b991fa5a0d5409235c7f39c", "commit_rev":
"a4549d6588207a22ec0c5decc2dfc9fc9a1cde70"}

[commit-bot: I haz the power, 2017-02-11 01:26:25]

Description was changed from

==========
Fix SDP parsing crash due to missing track ID in "a=msid".

BUG=chromium:686405
==========

to

==========
Fix SDP parsing crash due to missing track ID in "a=msid".

BUG=chromium:686405

Review-Url: https://codereview.webrtc.org/2676293003
Cr-Commit-Position: refs/heads/master@{#16545}
Committed:
https://chromium.googlesource.com/external/webrtc/+/a4549d6588207a22ec0c5decc...
==========

[commit-bot: I haz the power, 2017-02-11 01:26:26]

Committed patchset #3 (id:40001) as
https://chromium.googlesource.com/external/webrtc/+/a4549d6588207a22ec0c5decc...