Don't call parent _get_property_list when a class doesn't define it.

Godot is already supposed to call _get_property_list of parent classes,
so this binding function must really only return procedural properties of
the class it belongs to, and not parent or child classes.

src/classes/wrapped.cpp

@@ -60,4 +60,33 @@ void postinitialize_handler(Wrapped *p_wrapped) {
 	p_wrapped->_postinitialize();
 }
 
+namespace internal {
+
+GDExtensionPropertyInfo *create_c_property_list(const ::godot::List<::godot::PropertyInfo> &plist_cpp, uint32_t *r_size) {
+	GDExtensionPropertyInfo *plist = nullptr;
+	// Linked list size can be expensive to get so we cache it
+	const uint32_t plist_size = plist_cpp.size();
+	if (r_size != nullptr) {
+		*r_size = plist_size;
+	}
+	plist = reinterpret_cast<GDExtensionPropertyInfo *>(memalloc(sizeof(GDExtensionPropertyInfo) * plist_size));
+	unsigned int i = 0;
+	for (const ::godot::PropertyInfo &E : plist_cpp) {
+		plist[i].type = static_cast<GDExtensionVariantType>(E.type);
+		plist[i].name = E.name._native_ptr();
+		plist[i].hint = E.hint;
+		plist[i].hint_string = E.hint_string._native_ptr();
+		plist[i].class_name = E.class_name._native_ptr();
+		plist[i].usage = E.usage;
+		++i;
+	}
+	return plist;
+}
+
+void free_c_property_list(GDExtensionPropertyInfo *plist) {
+	memfree(plist);
+}
+
+} // namespace internal
+
 } // namespace godot