No need for supports

lib/dataconnection.js

@@ -34,7 +34,6 @@ function DataConnection(peer, provider, options) {
 
   if (this.options._payload) {
     this._peerBrowser = this.options._payload.browser;
-    this._peerSupports = this.options._payload.supports;
   }
 
   Negotiator.startConnection(
@@ -249,7 +248,6 @@ DataConnection.prototype.handleMessage = function(message) {
   switch (message.type) {
     case 'ANSWER':
       this._peerBrowser = payload.browser;
-      this._peerSupports = payload.supports;
 
       // Forward to negotiator
       Negotiator.handleSDP(message.type, this, payload.sdp);

lib/negotiator.js

@@ -218,7 +218,6 @@ Negotiator._makeOffer = function(connection) {
           reliable: connection.reliable,
           serialization: connection.serialization,
           metadata: connection.metadata,
-          supports: util.supports,
           browser: util.browser
         },
         dst: connection.peer
@@ -251,7 +250,6 @@ Negotiator._makeAnswer = function(connection) {
           sdp: answer,
           type: connection.type,
           connectionId: connection.id,
-          supports: util.supports,
           browser: util.browser
         },
         dst: connection.peer