Merge remote branch 'staging/master' into refactor

Conflicts:
	src/gui/painting/qdrawhelper_p.h
	src/gui/painting/qgraphicssystemfactory.cpp
	src/gui/painting/qpainter.cpp
	src/gui/painting/qunifiedtoolbarsurface_mac.cpp
	src/gui/painting/qunifiedtoolbarsurface_mac_p.h
	src/openvg/openvg.pro
	src/openvg/qpaintengine_vg.cpp
	src/openvg/qwindowsurface_vg.cpp
	src/openvg/qwindowsurface_vgegl.cpp
	src/plugins/platforms/wayland/qwaylanddisplay.cpp
	src/widgets/graphicsview/qgraphicsscene.cpp

1 files changed, 11 insertions, 0 deletions

diff --git a/src/corelib/kernel/qcoreapplication.cpp b/src/corelib/kernel/qcoreapplication.cpp
index 36609a3a1c..c323d44de7 100644
--- a/src/corelib/kernel/qcoreapplication.cpp
+++ b/src/corelib/kernel/qcoreapplication.cpp
@@ -270,6 +270,17 @@ bool QCoreApplicationPrivate::is_app_closing = false;
 Q_CORE_EXPORT bool qt_locale_initialized = false;
 
 
+/*
+  Create an instance of Trolltech.conf. This ensures that the settings will not
+  be thrown out of QSetting's cache for unused settings.
+  */
+Q_GLOBAL_STATIC_WITH_ARGS(QSettings, staticTrolltechConf, (QSettings::UserScope, QLatin1String("Trolltech")))
+
+QSettings *QCoreApplicationPrivate::trolltechConf()
+{
+    return staticTrolltechConf();
+}
+
 Q_CORE_EXPORT uint qGlobalPostedEventsCount()
 {
     QThreadData *currentThreadData = QThreadData::current();