Merge branch 'jetty-9.3.x'
diff --git a/jetty-websocket/websocket-common/src/main/java/org/eclipse/jetty/websocket/common/WebSocketSession.java b/jetty-websocket/websocket-common/src/main/java/org/eclipse/jetty/websocket/common/WebSocketSession.java
index 7e4bb33..394b8de 100644
--- a/jetty-websocket/websocket-common/src/main/java/org/eclipse/jetty/websocket/common/WebSocketSession.java
+++ b/jetty-websocket/websocket-common/src/main/java/org/eclipse/jetty/websocket/common/WebSocketSession.java
@@ -103,7 +103,8 @@
     @Override
     public void close()
     {
-        connection.close();
+        /* This is assumed to always be a NORMAL closure, no reason phrase */
+        connection.close(StatusCode.NORMAL, null);
     }
 
     @Override