should not be unreffed.
MarkAttributes.getPixbuf
gdkpixbuf.pixbuf.Pixbuf getPixbuf()Gets a [gdkpixbuf.pixbuf.Pixbuf] to be used as a base for rendered icon.
Note that the pixbuf can be null if it wasn't set earlier.
Returns
A pixbuf. The pixbuf belongs to attributes and