src/solaris/classes/sun/awt/X11/XContentWindow.java

@@ -128,11 +128,10 @@
                 handleResize(newBounds);
             }
         } finally {
             XToolkit.awtUnlock();
         }
-        validateSurface();
     }
 
     // NOTE: This method may be called by privileged threads.
     //       DO NOT INVOKE CLIENT CODE ON THIS THREAD!
     public void handleResize(Rectangle bounds) {