Java binding for RtpSender/RtpReceiver.

talk/app/webrtc/java/testcommon/src/org/webrtc/PeerConnectionTest.java

Index: talk/app/webrtc/java/testcommon/src/org/webrtc/PeerConnectionTest.java
diff --git a/talk/app/webrtc/java/testcommon/src/org/webrtc/PeerConnectionTest.java b/talk/app/webrtc/java/testcommon/src/org/webrtc/PeerConnectionTest.java
index 001980f8214a64bd8d556dc43588ee33544a3bd8..f9bc495fae30b5ef9b8c320b28bc46b8a79ddbe0 100644
--- a/talk/app/webrtc/java/testcommon/src/org/webrtc/PeerConnectionTest.java
+++ b/talk/app/webrtc/java/testcommon/src/org/webrtc/PeerConnectionTest.java
@@ -645,6 +645,11 @@ public class PeerConnectionTest {
     assertEquals(answeringPC.getLocalDescription().type, answerSdp.type);
     assertEquals(answeringPC.getRemoteDescription().type, offerSdp.type);
 
+    assertEquals(offeringPC.getSenders().size(), 2);
+    assertEquals(offeringPC.getReceivers().size(), 2);
+    assertEquals(answeringPC.getSenders().size(), 2);
+    assertEquals(answeringPC.getReceivers().size(), 2);
+
     if (!RENDER_TO_GUI) {
       // Wait for at least some frames to be delivered at each end (number
       // chosen arbitrarily).