Call onDisconnected() not onConnected() when closing socket

Reviewed By: javache

Differential Revision: D4953631

fbshipit-source-id: 578d212b19f7364346ea2ae8f3e52438ffc378bd

ReactAndroid/src/main/java/com/facebook/react/packagerconnection/ReconnectingWebSocket.java

@@ -114,7 +114,7 @@ final public class ReconnectingWebSocket implements WebSocketListener {
     mMessageCallback = null;
 
     if (mConnectionCallback != null) {
-      mConnectionCallback.onConnected();
+      mConnectionCallback.onDisconnected();
     }
   }