prove get_property_ptr_ptr handler for v8object

v8js_v8object_class.cc

@@ -161,7 +161,13 @@ static zval *v8js_v8object_read_property(zval *object, zval *member, int type, v
 }
 /* }}} */
 
-static zval* v8js_v8object_write_property(zval *object, zval *member, zval *value, void **cache_slot ) /* {{{ */
+static zval *v8js_v8object_get_property_ptr_ptr(zval *object, zval *member, int type, void **cache_slot) /* {{{ */
+{
+	return NULL;
+}
+/* }}} */
+
+static zval *v8js_v8object_write_property(zval *object, zval *member, zval *value, void **cache_slot ) /* {{{ */
 {
 	v8js_v8object *obj = Z_V8JS_V8OBJECT_OBJ_P(object);
 
@@ -814,7 +820,7 @@ PHP_MINIT_FUNCTION(v8js_v8object_class) /* {{{ */
 	memcpy(&v8js_v8object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
 	v8js_v8object_handlers.clone_obj = NULL;
 	v8js_v8object_handlers.cast_object = NULL;
-	v8js_v8object_handlers.get_property_ptr_ptr = NULL;
+	v8js_v8object_handlers.get_property_ptr_ptr = v8js_v8object_get_property_ptr_ptr;
 	v8js_v8object_handlers.has_property = v8js_v8object_has_property;
 	v8js_v8object_handlers.read_property = v8js_v8object_read_property;
 	v8js_v8object_handlers.write_property = v8js_v8object_write_property;