Revert of Add the url attribute to the IceCandidate (Java Wrapper)

webrtc/sdk/android/api/org/webrtc/IceCandidate.java

Index: webrtc/sdk/android/api/org/webrtc/IceCandidate.java
diff --git a/webrtc/sdk/android/api/org/webrtc/IceCandidate.java b/webrtc/sdk/android/api/org/webrtc/IceCandidate.java
index b76e64968922aa6c1089a2c2b3a45f5455ad8037..3476ab4f194fc094dff37f6dec91283336a7b6e9 100644
--- a/webrtc/sdk/android/api/org/webrtc/IceCandidate.java
+++ b/webrtc/sdk/android/api/org/webrtc/IceCandidate.java
@@ -18,16 +18,14 @@
   public final String sdpMid;
   public final int sdpMLineIndex;
   public final String sdp;
-  public final String serverUrl;
 
-  public IceCandidate(String sdpMid, int sdpMLineIndex, String sdp, String serverUrl) {
+  public IceCandidate(String sdpMid, int sdpMLineIndex, String sdp) {
     this.sdpMid = sdpMid;
     this.sdpMLineIndex = sdpMLineIndex;
     this.sdp = sdp;
-    this.serverUrl = serverUrl;
   }
 
   public String toString() {
-    return sdpMid + ":" + sdpMLineIndex + ":" + sdp + ":" + serverUrl;
+    return sdpMid + ":" + sdpMLineIndex + ":" + sdp;
   }
 }