Make rtcp packets copyable

Make rtcp packets copyable
That would simplify their usage in tests where perfomance is not critical.

BUG=None

Review-Url: https://codereview.webrtc.org/2675713005
Cr-Commit-Position: refs/heads/master@{#16461}
Committed: https://chromium.googlesource.com/external/webrtc/+/4a9a595ab463c02ce5eadc787c9a324b571ab622

[danilchap, 2017-02-06 14:50:41]

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

[sprang_webrtc, 2017-02-06 15:02:35]

lgtm
Optionally, we may want to explicitly declare copy ctor and assignment operator
then?

[danilchap, 2017-02-07 09:07:10]

Prefer to dodge style in this case, since I'm not sure explicit copy
constructors would improve understanding how this classes intended to be used.

[danilchap, 2017-02-07 09:07:16]

The CQ bit was checked by danilchap@webrtc.org

[commit-bot: I haz the power, 2017-02-07 09:07:28]

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, 2017-02-07 09:53:07]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1486458436512860, "parent_rev":
"1959b63b61114def922e3302b38c347ee9d9b598", "commit_rev":
"4a9a595ab463c02ce5eadc787c9a324b571ab622"}

[commit-bot: I haz the power, 2017-02-07 09:53:10]

Description was changed from

==========
Make rtcp packets copyable
That would simplify their usage in tests where perfomance is not critical.

BUG=None
==========

to

==========
Make rtcp packets copyable
That would simplify their usage in tests where perfomance is not critical.

BUG=None

Review-Url: https://codereview.webrtc.org/2675713005
Cr-Commit-Position: refs/heads/master@{#16461}
Committed:
https://chromium.googlesource.com/external/webrtc/+/4a9a595ab463c02ce5eadc787...
==========

[commit-bot: I haz the power, 2017-02-07 09:53:11]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/4a9a595ab463c02ce5eadc787...