usingDomains is defined only in events module

Author: exoego

app/current/src/main/scala/io/scalajs/nodejs/events/EventEmitter.scala

@@ -28,8 +28,6 @@ trait IEventEmitter extends js.Object {
 
   var domain: String = js.native
 
-  var usingDomains: Boolean = js.native
-
   /////////////////////////////////////////////////////////////////////////////////
   //      Methods
   /////////////////////////////////////////////////////////////////////////////////
@@ -140,6 +138,8 @@ trait IEventEmitter extends js.Object {
 @JSImport("events", JSImport.Namespace)
 object EventEmitter extends IEventEmitter {
 
+  var usingDomains: Boolean = js.native
+
   /**
     * By default, a maximum of 10 listeners can be registered for any single event. This limit can be changed
     * for individual EventEmitter instances using the emitter.setMaxListeners(n) method. To change the default