Delete unused rtpdump code in media/base.

Delete unused rtpdump code in media/base.

Reading and writing RTP files is implemented elsewhere,
in test/rtp_file_reader.cc and test/rtp_file_writer.cc;
that code is untouched by this cl.

BUG=webrtc:6974
Review-Url: https://codereview.webrtc.org/2633453002
Cr-Commit-Position: refs/heads/master@{#16046}
Committed: https://chromium.googlesource.com/external/webrtc/+/61f31ee37607f5c3ba2c5930e6ab48f2b69b4c5f

[nisse-webrtc, 2017-01-12 08:49:18]

nisse@webrtc.org changed reviewers:
+ pbos@webrtc.org, solenberg@webrtc.org

[nisse-webrtc, 2017-01-12 08:49:18]

PTAL. I think this code became unused when pbos deleted MediaRecorder and
FileMediaEngine one and a half year ago.

[the sun, 2017-01-12 09:53:04]

nice. lgtm

[pbos-webrtc, 2017-01-12 21:45:40]

excellent, lgtm

[nisse-webrtc, 2017-01-13 07:38:24]

The CQ bit was checked by nisse@webrtc.org

[commit-bot: I haz the power, 2017-01-13 07:38:28]

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, 2017-01-13 13:55:08]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484293104014760, "parent_rev":
"ac22f70906175831270b399e20d0519198ac6922", "commit_rev":
"61f31ee37607f5c3ba2c5930e6ab48f2b69b4c5f"}

[commit-bot: I haz the power, 2017-01-13 13:55:13]

Description was changed from

==========
Delete unused rtpdump code in media/base.

Reading and writing RTP files is implemented elsewhere,
in test/rtp_file_reader.cc and test/rtp_file_writer.cc;
that code is untouched by this cl.

BUG=webrtc:6974
==========

to

==========
Delete unused rtpdump code in media/base.

Reading and writing RTP files is implemented elsewhere,
in test/rtp_file_reader.cc and test/rtp_file_writer.cc;
that code is untouched by this cl.

BUG=webrtc:6974

Review-Url: https://codereview.webrtc.org/2633453002
Cr-Commit-Position: refs/heads/master@{#16046}
Committed:
https://chromium.googlesource.com/external/webrtc/+/61f31ee37607f5c3ba2c5930e...
==========

[commit-bot: I haz the power, 2017-01-13 13:55:14]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/external/webrtc/+/61f31ee37607f5c3ba2c5930e...