--- old/src/java.desktop/share/classes/javax/swing/RepaintManager.java	2018-02-12 13:02:32.000000000 +0300
+++ new/src/java.desktop/share/classes/javax/swing/RepaintManager.java	2018-02-12 13:02:31.000000000 +0300
@@ -336,6 +336,10 @@
 
     private void displayChanged() {
         clearImages();
+
+        // Reset buffer maximum size to get valid size from updated graphics
+        // environment in getDoubleBufferMaximumSize()
+        setDoubleBufferMaximumSize(null);
     }
 
     /**