minyue 939df96500 Reland "Add first part of the network_tester functionality".
This was originally proposed in https://codereview.webrtc.org/2779233002, but due to upstreaming errors, reverted and relanded a few times. This is a tested reland of it.

BUG=webrtc:7426

Review-Url: https://codereview.webrtc.org/2821133004
Cr-Commit-Position: refs/heads/master@{#17756}
2017-04-19 08:58:38 +00:00
..
2017-04-11 18:28:10 +00:00
2017-04-11 08:50:23 +00:00

Name: WebRTC
URL: http://www.webrtc.org
Version: 90
License: BSD
License File: LICENSE

Description:
WebRTC provides real time voice and video processing
functionality to enable the implementation of 
PeerConnection/MediaStream.

Third party code used in this project is described 
in the file LICENSE_THIRD_PARTY.