txt = (gchar *) func (self, (const gchar*) body_text, header);
priv = MODEST_FORMATTER_GET_PRIVATE (self);
construct_from_text (TNY_MIME_PART (new_msg), (const gchar*) txt, priv->content_type);
txt = (gchar *) func (self, (const gchar*) body_text, header);
priv = MODEST_FORMATTER_GET_PRIVATE (self);
construct_from_text (TNY_MIME_PART (new_msg), (const gchar*) txt, priv->content_type);