6857363: deadlock caused by sun.awt.X11.XTrayIconPeer$Tooltip.display

Reviewed-by: ant, art

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

@@ -189,6 +189,13 @@ public abstract class InfoWindow extends Window {
          * WARNING: this method is executed on Toolkit thread!
          */
         private void display() {
+            // Execute on EDT to avoid deadlock (see 6280857).
+            SunToolkit.executeOnEventHandlerThread(target, new Runnable() {
+                    public void run() {
+                        if (liveArguments.isDisposed()) {
+                            return;
+                        }
+
                         String tooltipString = liveArguments.getTooltipString();
                         if (tooltipString == null) {
                             return;
@@ -198,12 +205,6 @@ public abstract class InfoWindow extends Window {
                             textLabel.setText(tooltipString);
                         }
 
-            // Execute on EDT to avoid deadlock (see 6280857).
-            SunToolkit.executeOnEventHandlerThread(target, new Runnable() {
-                    public void run() {
-                        if (liveArguments.isDisposed()) {
-                            return;
-                        }
                         Point pointer = (Point)AccessController.doPrivileged(new PrivilegedAction() {
                                 public Object run() {
                                     if (!isPointerOverTrayIcon(liveArguments.getBounds())) {