Merge branch '4.6' of scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.6-integration

* '4.6' of scm.dev.nokia.troll.no:qt/oslo-staging-2: (22 commits)
  Make DSFLIP_ONSYNC part of the default flip flags.
  Fixed a failure in tst_qgl.
  4.6.2 changes
  Avoids a possible crash when saving the state of a main window
  Implemented QGifHandler::imageCount().
  Fixed compilation of the GL2 engine for OpenGL ES 2.
  fix whitespace
  Document that QModelIndex::child does not work for the root item
  Fixed missing textures in the boxes demo.
  Fix QTBUG_7714_fullUpdateDiscardingOpacityUpdate2 autotest in qws-linux
  Assert failure when setting a widget focus proxy as its successor in tab order
  Fixed garbled 3D Qt logo in the overpainting example.
  fix crash in Phonon::DS9 backend
  Don't crash when running Qt on KDE with Oxygen style.
  Fixes missing update when setting opacity on an item that had opacity 0.0
  Avoids missing opacity updates by not propagating the ignoreOpacity flag
  Cleanup in graphicsitem autotest
  Adds convenience functions QGraphicsItemPrivate::isOpacityNull
  Fixed a crash when QPixmaps are destroyed after the ~QApplication.
  Fix GL texture leaks when pixmaps are deleted
  ...

1 files changed, 3 insertions, 6 deletions

diff --git a/src/opengl/qgl_p.h b/src/opengl/qgl_p.h
index 0104f07..713b067 100644
--- a/src/opengl/qgl_p.h
+++ b/src/opengl/qgl_p.h
@@ -522,7 +522,7 @@ public:
     QSize bindCompressedTexturePVR(const char *buf, int len);
 };
 
-class QGLTextureCache {
+class Q_AUTOTEST_EXPORT QGLTextureCache {
 public:
     QGLTextureCache();
     ~QGLTextureCache();
@@ -539,11 +539,8 @@ public:
     static QGLTextureCache *instance();
     static void deleteIfEmpty();
     static void imageCleanupHook(qint64 cacheKey);
-    static void cleanupTextures(QPixmap* pixmap);
-#ifdef Q_WS_X11
-    // X11 needs to catch pixmap data destruction to delete EGL/GLX pixmap surfaces
-    static void cleanupPixmapSurfaces(QPixmap* pixmap);
-#endif
+    static void cleanupTextures(QPixmapData* pixmap);
+    static void cleanupBeforePixmapDestruction(QPixmapData* pixmap);
 
 private:
     QCache<qint64, QGLTexture> m_cache;