diff -r 41300fa6a67c -r f7bc934e204c src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.h
--- a/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.h	Tue Feb 02 00:43:10 2010 +0200
+++ b/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.h	Wed Mar 31 11:06:36 2010 +0300
@@ -1,6 +1,6 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
 **
@@ -97,8 +97,8 @@
     IDirectFBWindow *directFBWindow() const;
 #endif
 private:
+    void updateIsOpaque();
     void setOpaque(bool opaque);
-    void updateFormat();
     void releaseSurface();
     QDirectFBWindowSurface *sibling;
 
@@ -113,8 +113,8 @@
 #endif
 
     DFBSurfaceFlipFlags flipFlags;
-    bool noSystemBackground;
     bool boundingRectFlip;
+    bool flushPending;
 #ifdef QT_DIRECTFB_TIMING
     int frames;
     QTime timer;