Merge branch '4.6' of scm.dev.nokia.troll.no:qt/qt-s60-public into 4.6-integration

* '4.6' of scm.dev.nokia.troll.no:qt/qt-s60-public:
  Fixed dialog resize not to move the dialog for Symbian.
  Fix SDP files are not supported.
  Fix build break caused by undefined symbol SetDialogPreference
  Renamed test benchmark targets.
  Added check for null pointer in qt_vg_unregister_pixmap.
  Add '.' dir as the first include directory in Symbian
  Enabled some examples by default in Symbian builds
  Added forwarding headers for qplatformdefs.h in Symbian mkspecs
  QUnixPrintWidget should not be declared in Symbian
  Fix sqlite3_v9.2.zip to export sqlite3.iby to correct location.
  Export qtdemoapps.iby to proper location
  Added some missing IBY export paths to platform_path.prf

1 files changed, 2 insertions, 1 deletions

diff --git a/src/openvg/qwindowsurface_vgegl.cpp b/src/openvg/qwindowsurface_vgegl.cpp
index 9c44545..693312a 100644
--- a/src/openvg/qwindowsurface_vgegl.cpp
+++ b/src/openvg/qwindowsurface_vgegl.cpp
@@ -177,7 +177,8 @@ void qt_vg_unregister_pixmap(QVGPixmapData *pd)
         pd->prev->next = pd->next;
     } else {
         QVGSharedContext *shared = sharedContext();
-        shared->firstPixmap = pd->next;
+        if (shared)
+           shared->firstPixmap = pd->next;
     }
 }