--- a/src/opengl/qglpixelbuffer.h	Wed Jun 23 19:07:03 2010 +0300
+++ b/src/opengl/qglpixelbuffer.h	Tue Jul 06 15:10:48 2010 +0300
@@ -112,6 +112,7 @@
     friend class QGLWindowSurface;
     friend class QGLPaintDevice;
     friend class QGLPBufferGLPaintDevice;
+    friend class QGLContextPrivate;
 };
 
 QT_END_NAMESPACE