Handle retrieval the accessor value identified by |name|. |object| is the
receiver ('this' object) of the accessor. If retrieval succeeds set
|retval| to the return value. If retrieval fails set |exception| to the
exception that will be thrown. Return true (1) if accessor retrieval was
handled.
Handle retrieval the accessor value identified by |name|. |object| is the receiver ('this' object) of the accessor. If retrieval succeeds set |retval| to the return value. If retrieval fails set |exception| to the exception that will be thrown. Return true (1) if accessor retrieval was handled.