--- old/src/java.desktop/share/classes/com/sun/media/sound/AudioSynthesizer.java	2017-03-23 16:18:58.000000000 +0300
+++ new/src/java.desktop/share/classes/com/sun/media/sound/AudioSynthesizer.java	2017-03-23 16:18:58.000000000 +0300
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2007, 2017, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -27,6 +27,7 @@
 
 import java.util.Map;
 
+import javax.sound.midi.MidiSystem;
 import javax.sound.midi.MidiUnavailableException;
 import javax.sound.midi.Synthesizer;
 import javax.sound.sampled.AudioFormat;