* gnus-art.el (gnus-mime-recompute-hierarchical-structure): Remove.

* gnus-art.el (gnus-mime-recompute-hierarchical-structure): Remove.
(gnus-mime-multipart-functions): Revert 2004-03-19 change.
(gnus-article-mime-hierarchy): Remove.
(gnus-article-mime-hierarchy-next): Remove.
(gnus-article-mode): Revert 2004-03-19 change.
(gnus-article-setup-buffer): Revert 2004-03-19 change.
(gnus-insert-mime-button): Revert 2004-03-19 change.
(gnus-mime-accumulate-hierarchy): Remove.
(gnus-mime-enter-multipart): Remove.
(gnus-mime-leave-multipart): Remove,
(gnus-mime-display-part): Revert 2004-03-19 change.
(gnus-mime-display-alternative): Revert 2004-03-19 change.

* mml.el (mml-preview): Revert 2004-03-19 change.