Roll forward to cl/318180324

Signed-off-by: Alexey Polyudov <apolyudov@google.com>
Change-Id: I71bb49fe74104964088d392b12775ec2a253b1c9

cpp/core_v2/internal/mediums/mediums.cc

@@ -16,6 +16,8 @@ WifiLan& Mediums::GetWifiLan() {
   return wifi_lan_;
 }
 
+mediums::WebRtc& Mediums::GetWebRtc() { return webrtc_; }
+
 }  // namespace connections
 }  // namespace nearby
 }  // namespace location