Move rtp header extension length check from Packet::FindExtension to ExtensionT::Parse

Move rtp header extension length check from Packet::FindExtension to ExtensionT::Parse
to allow to read variable-length extensions.

BUG=webrtc:7433
Review-Url: https://codereview.webrtc.org/2801733002
Cr-Commit-Position: refs/heads/master@{#17554}
Committed: https://chromium.googlesource.com/external/webrtc/+/978504e25cafc1ce59cf7fbcace3a331a9b98112

[danilchap, 2017-04-05 17:09:59]

danilchap@webrtc.org changed reviewers:
+ nisse@webrtc.org

[nisse-webrtc, 2017-04-06 06:56:22]

LGTM.

This is in preparation for variable-length extensions?

[danilchap, 2017-04-06 07:35:39]

Description was changed from

==========
Move rtp header extension length check from Packet::FindExtension to
ExtensionT::Parse

BUG=webrtc:7433
==========

to

==========
Move rtp header extension length check from Packet::FindExtension to
ExtensionT::Parse
to allow to read variable-length extensions.

BUG=webrtc:7433
==========

[danilchap, 2017-04-06 07:36:33]

On 2017/04/06 06:56:22, nisse-webrtc wrote:
> LGTM.
> 
> This is in preparation for variable-length extensions?

Yes, description updated.

[danilchap, 2017-04-06 07:36:46]

The CQ bit was checked by danilchap@webrtc.org

[commit-bot: I haz the power, 2017-04-06 07:36:54]

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, 2017-04-06 08:03:54]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1491464206579000, "parent_rev":
"ed6343d90abe7a5cc134776dc7a6aa61f2933973", "commit_rev":
"978504e25cafc1ce59cf7fbcace3a331a9b98112"}

[commit-bot: I haz the power, 2017-04-06 08:03:57]

Description was changed from

==========
Move rtp header extension length check from Packet::FindExtension to
ExtensionT::Parse
to allow to read variable-length extensions.

BUG=webrtc:7433
==========

to

==========
Move rtp header extension length check from Packet::FindExtension to
ExtensionT::Parse
to allow to read variable-length extensions.

BUG=webrtc:7433

Review-Url: https://codereview.webrtc.org/2801733002
Cr-Commit-Position: refs/heads/master@{#17554}
Committed:
https://chromium.googlesource.com/external/webrtc/+/978504e25cafc1ce59cf7fbca...
==========

[commit-bot: I haz the power, 2017-04-06 08:03:58]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/978504e25cafc1ce59cf7fbca...