Revert "Make the `i' command in Info-mode remove duplicate matches"

This reverts commit 089e0c4c55dcf72f9cf2f6f04b8a52fc7355499c.

There were no duplicate entries -- there were two entries
for different things that referred to the same line.

diff --git a/lisp/info.el b/lisp/info.el
index 83a9bfbc235e33ac9c50bfe752e1955eefc305fa..cdf339ff6fb9901ea87a373218026799887a84ec 100644 (file)
--- a/lisp/info.el
+++ b/lisp/info.el
@@ -3375,13 +3375,7 @@ Give an empty topic name to go to the Index node itself."
            (setq exact (cons found exact)
                  matches (delq found matches)))
           (setq Info-history-list ohist-list)
-         (setq Info-index-alternatives
-                ;; Weed out index entries that refer to the same line.
-                (seq-uniq
-                 (nconc exact (nreverse matches))
-                 (lambda (m1 m2)
-                   (and (equal (nth 1 m1) (nth 1 m2))
-                        (equal (nth 3 m1) (nth 3 m2))))))
+         (setq Info-index-alternatives (nconc exact (nreverse matches)))
          (Info-index-next 0)))))
 
 (defun Info-index-next (num)