--- a/src/opengl/qglpixelbuffer.h	Mon Jun 21 22:38:13 2010 +0100
+++ b/src/opengl/qglpixelbuffer.h	Thu Jul 22 16:41:55 2010 +0100
@@ -112,6 +112,7 @@
     friend class QGLWindowSurface;
     friend class QGLPaintDevice;
     friend class QGLPBufferGLPaintDevice;
+    friend class QGLContextPrivate;
 };
 
 QT_END_NAMESPACE