* net/tramp.el (tramp-completion-file-name-handler-alist)
(tramp-run-real-handler, tramp-completion-run-real-handler)
(tramp-completion-handle-file-name-all-completions)
(tramp-completion-handle-file-name-completion): Autoload them.
(tramp-completion-handle-file-exists-p)
(tramp-completion-handle-file-name-directory)
(tramp-completion-handle-file-name-nondirectory)
(tramp-completion-handle-expand-file-name): Remove them.
(tramp-handle-file-name-directory): Return the real directory
name. Returning "/" only doesn't need to be necessary any longer.
(tramp-file-name-handler): Make special attention when in hostname
completion mode.
(tramp-completion-file-name-handler): Revert patch from
2006-04-28.
(tramp-register-file-name-handlers): Register
`tramp-completion-file-name-handler' only when
`partial-completion-mode� is enabled.
(tramp-completion-handle-file-name-all-completions): Delete
directory part from results.
(tramp-get-completion-methods, tramp-get-completion-user-host):
Discard deleting "/", it doesn't work after the change of
`tramp-handle-file-name-directory' above.