1 files changed, 6 insertions, 9 deletions
diff --git a/src/opengl/qplatformbackingstoreopenglsupport.cpp b/src/opengl/qplatformbackingstoreopenglsupport.cpp
index 6f893671c0..46e36c23d4 100644
--- a/src/opengl/qplatformbackingstoreopenglsupport.cpp
+++ b/src/opengl/qplatformbackingstoreopenglsupport.cpp
@@ -450,17 +450,14 @@ GLuint QPlatformBackingStoreOpenGLSupport::toTexture(const QRegion &dirtyRegion,
     return textureId;
 }
 
-static QPlatformBackingStoreOpenGLSupportBase *createOpenGLSupport()
+void qt_registerDefaultPlatformBackingStoreOpenGLSupport()
 {
-    return new QPlatformBackingStoreOpenGLSupport;
-}
-
-static void setDefaultOpenGLSupportFactoryFunction()
-{
-    if (!QPlatformBackingStoreOpenGLSupportBase::factoryFunction())
-        QPlatformBackingStoreOpenGLSupportBase::setFactoryFunction(createOpenGLSupport);
+    if (!QPlatformBackingStoreOpenGLSupportBase::factoryFunction()) {
+        QPlatformBackingStoreOpenGLSupportBase::setFactoryFunction([]() -> QPlatformBackingStoreOpenGLSupportBase* {
+            return new QPlatformBackingStoreOpenGLSupport;
+        });
+    }
 }
-Q_CONSTRUCTOR_FUNCTION(setDefaultOpenGLSupportFactoryFunction);
 
 #endif // QT_NO_OPENGL