Add OWNERS file for channel_transport

Readding the OWNERS file that used to be located in
webrtc/modules/udp_transport before it was dropped in r3788
(should have been added in r3701).

BUG=none
TEST=none

Review URL: https://webrtc-codereview.appspot.com/1310006

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@3816 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/test/channel_transport/OWNERS b/test/channel_transport/OWNERS
new file mode 100644
index 0000000..5fd9f4a
--- /dev/null
+++ b/test/channel_transport/OWNERS
@@ -0,0 +1,5 @@
+pwestin@webrtc.org
+henrikg@webrtc.org
+mallinath@webrtc.org
+tomasl@webrtc.org
+