--- old/src/java.desktop/unix/classes/sun/awt/X11/XToolkit.java	2015-11-24 19:06:41.552601526 +0300
+++ new/src/java.desktop/unix/classes/sun/awt/X11/XToolkit.java	2015-11-24 19:06:41.384601522 +0300
@@ -24,6 +24,7 @@
  */
 package sun.awt.X11;
 
+import java.awt.peer.TaskbarPeer;
 import java.awt.*;
 import java.awt.event.InputEvent;
 import java.awt.event.MouseEvent;
@@ -2567,6 +2568,16 @@
     }
 
     @Override
+    public boolean isTaskbarSupported(){
+        return XTaskbarPeer.isTaskbarSupported();
+    }
+    
+    @Override
+    public TaskbarPeer createTaskbarPeer(Taskbar target){
+        return new XTaskbarPeer();
+    }
+
+    @Override
     public boolean areExtraMouseButtonsEnabled() throws HeadlessException {
         return areExtraMouseButtonsEnabled;
     }