bug#5039: 23.1.50; Info-index and Info-search should share the same history

[email protected] Thu, 26 Nov 2009 03:05:32 +0800
Newsgroups gmane.emacs.bugs,gmane.emacs.pretest.bugs
Message-ID <[email protected]>
Info-index and Info-search should share the same
minbuffer previous-history-element etc. history.

As it is often that if the first finds nothing, we want to try the same
string with the second.

In GNU Emacs 23.1.50.1 (i486-pc-linux-gnu, GTK+ Version 2.18.3)
 of 2009-11-15 on elegiac, modified by Debian
 (emacs-snapshot package, version 1:20091115-1)