src/windows/classes/sun/awt/windows/WClipboard.java

@@ -59,10 +59,14 @@
     public long getID() {
         return 0;
     }
 
     @Override
+    public void checkLostOwnership() {
+    }    
+
+    @Override
     protected void setContentsNative(Transferable contents) {
         // Don't use delayed Clipboard rendering for the Transferable's data.
         // If we did that, we would call Transferable.getTransferData on
         // the Toolkit thread, which is a security hole.
         //