--- a/jdk/src/java.desktop/share/classes/java/awt/Frame.java	Wed Mar 23 21:20:25 2016 +0100
+++ b/jdk/src/java.desktop/share/classes/java/awt/Frame.java	Thu Mar 24 02:22:01 2016 +0300
@@ -38,6 +38,7 @@
 import javax.accessibility.AccessibleRole;
 import javax.accessibility.AccessibleState;
 import javax.accessibility.AccessibleStateSet;
+import javax.swing.WindowConstants;
 
 import sun.awt.AWTAccessor;
 import sun.awt.SunToolkit;