message: fix pointers to traits
diff: @@ -1985,6 +1985,8 @@ class TypeInfo(object):
  if is_output:
  mods.append("mut")
  ci = self.gen.get_class(self.typeid)
  + if ci is None and isinstance(self, RawPtrTypeInfo):
  + ci = self.gen.get_class(self.inner.typeid)
  if ci is not None and ci.is_trait:
  mods.append("dyn")
  if len(mods) > 0:
  