[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, 3 insertions, 1 deletions

diff --git a/src/plugins/platforms/directfb/qdirectfbintegration.h b/src/plugins/platforms/directfb/qdirectfbintegration.h
index f44febeadf..fc861599a6 100644
--- a/src/plugins/platforms/directfb/qdirectfbintegration.h
+++ b/src/plugins/platforms/directfb/qdirectfbintegration.h
@@ -70,7 +70,7 @@ public:
     QImage::Format m_format;
     QSizeF m_physicalSize;
 
-    IDirectFBDisplayLayer *m_layer;
+    QDirectFBPointer<IDirectFBDisplayLayer> m_layer;
 
 private:
     QScopedPointer<QDirectFBCursor> m_cursor;
@@ -90,6 +90,8 @@ public:
     QPlatformFontDatabase *fontDatabase() const;
 
 private:
+    QDirectFBPointer<IDirectFB> m_dfb;
+    QScopedPointer<QDirectFbScreen> m_primaryScreen;
     QScopedPointer<QDirectFbInput> m_input;
     QScopedPointer<QThread> m_inputRunner;
     QPlatformFontDatabase *m_fontDb;