Removed unneeded buffer declarations.

lib/transport.js

@@ -28,7 +28,6 @@ function Transport (mng, data, req) {
   this.id = data.id;
   this.disconnected = false;
   this.drained = true;
-  this.buffer = [];
   this.handleRequest(req);
 };
 
@@ -481,7 +480,6 @@ Transport.prototype.discard = function () {
   this.discarded = true;
   this.clearTimeouts();
   this.clearHandlers();
-  this.buffer = [];
 
   return this;
 };