[directfb] Introduce the QDirectFBPointer from QWS/gfxdrivers

Introduce QDirectFBPointer and use it throughout the code to
fix various resource leaks in the DirectFB backend. Fix the surface
ownership of the IDirectFBSurface in the Blittable/BackingStore
code.

Change-Id: I0d4572eaab80b3558e644f26d76222461bf37bbb
Reviewed-by: Jørgen Lind <jorgen.lind@nokia.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/src/plugins/platforms/directfb/qdirectfbcursor.h b/src/plugins/platforms/directfb/qdirectfbcursor.h
index 6c02c7ead8..e793ed19ea 100644
--- a/src/plugins/platforms/directfb/qdirectfbcursor.h
+++ b/src/plugins/platforms/directfb/qdirectfbcursor.h
@@ -44,6 +44,9 @@
 
 #include <QPlatformCursor>
 #include <directfb.h>
+
+#include "qdirectfbconvenience.h"
+
 class QDirectFbScreen;
 class QDirectFbBlitter;
 
@@ -54,7 +57,7 @@ public:
     void changeCursor(QCursor *cursor, QWindow *window);
 
 private:
-    IDirectFBDisplayLayer *m_layer;
+    QDirectFBPointer<IDirectFBDisplayLayer> m_layer;
     QScopedPointer<QPlatformCursorImage> m_image;
 };