Remove unneeded initializer.

Modules/_ctypes/_ctypes.c

@@ -208,7 +208,7 @@ static PyTypeObject DictRemover_Type = {
 	0,					/* tp_dictoffset */
 	0,					/* tp_init */
 	0,					/* tp_alloc */
-	PyType_GenericNew,			/* tp_new */
+	0,					/* tp_new */
 	0,					/* tp_free */
 };