use the same open flags as the group handed in

this way we actually get the same shared pointer and thus does not
require a sync() call on the config object to get the right values

REVIEW:120283

src/gui/kconfigloader.cpp

@@ -376,7 +376,7 @@ KConfigLoader::KConfigLoader(KSharedConfigPtr config, QIODevice *xml, QObject *p
 //       but KConfigSkeleton does not currently support this. it will eventually though,
 //       at which point this can be addressed properly
 KConfigLoader::KConfigLoader(const KConfigGroup &config, QIODevice *xml, QObject *parent)
-    : KConfigSkeleton(KSharedConfig::openConfig(config.config()->name()), parent),
+    : KConfigSkeleton(KSharedConfig::openConfig(config.config()->name(), config.config()->openFlags()), parent),
       d(new ConfigLoaderPrivate)
 {
     KConfigGroup group = config.parent();