Update EventDispatcher.html

docs/api/core/EventDispatcher.html

@@ -50,9 +50,9 @@
 		Removes a listener from an event type.
 		</div>
 
-		<h3>[method:null dispatchEvent]( [page:String type] )</h3>
+		<h3>[method:null dispatchEvent]( [page:object event] )</h3>
 		<div>
-		type - The type of event that gets fired.
+		event - The event that gets fired.
 		</div>
 		<div>
 		Fire an event type.