* bookmark.el (bookmark-make-record-function): Change expected return value

* bookmark.el (bookmark-make-record-function): Change expected return value
to include a suggested bookmark name.
(bookmark-make): Split into bookmark-make-record and bookmark-store.
Fix reversed `overwrite' semantics.
(bookmark-set): Call bookmark-make-record before prompting the user.
Then pass the result to bookmark-store later on.
(bookmark-make-name-function): Remove.
(bookmark-buffer-file-name, bookmark-buffer-name): Don't use it.
* info.el (bookmark-make-name-function): Remove.
(Info-mode): Don't set it.
(Info-bookmark-make-name): Remove.
(Info-bookmark-make-record): Use Info-current-node as suggested default
bookmark name.