[PATCH] emacs: tree/show remove duplicate function

[David Bremner]

Mark Walters <markwalters1009 at gmail.com> writes:
> +		   (cond ((eq major-mode 'notmuch-show-mode)
> +			  (notmuch-show-get-message-properties))
> +			 ((eq major-mode 'notmuch-tree-mode)
> +			  (notmuch-tree-get-message-properties))))

I see this already existed, but it looks weird to me to have a two test
cond with no else. Is it intentional to have the code drop through and
do nothing if neither case matches?  It seems like it might be better to
signal an error.

d