6797195: Forward-port enhancements for hw/lw mixing from 6u12 to 7
Reviewed-by: art, dcherepanov
diff --git a/test/java/awt/Mixing/OverlappingButtons.java b/test/java/awt/Mixing/OverlappingButtons.java
index 85faba8..dc80852 100644
--- a/test/java/awt/Mixing/OverlappingButtons.java
+++ b/test/java/awt/Mixing/OverlappingButtons.java
@@ -78,6 +78,7 @@
                 {
                     public void actionPerformed(java.awt.event.ActionEvent e) {
                         p.setComponentZOrder(light, 0);
+                        f.validate();
                         testSeq = testSeq + "0";
                     }
                 }
@@ -87,6 +88,7 @@
                 {
                     public void actionPerformed(java.awt.event.ActionEvent e) {
                         p.setComponentZOrder(heavy, 0);
+                        f.validate();
                         testSeq = testSeq + "1";
                     }
                 }