Remove unused duplicate of minibuffer-completion-contents

* src/minibuf.c (Fminibuffer_completion_contents): Remove.
Unused since introduction of minubuffer.el 2008-04-09.
(syms_of_minibuf): Remove Sminibuffer_completion_contents.
* lisp/minibuffer.el (minibuffer-completion-contents): Doc tweak.

2 files changed, 2 insertions, 15 deletions

diff --git a/lisp/minibuffer.el b/lisp/minibuffer.el
index 4d14b2641f3..ef0d40790c5 100644
--- a/lisp/minibuffer.el
+++ b/lisp/minibuffer.el
@@ -729,7 +729,8 @@ If ARGS are provided, then pass MESSAGE through `format-message'."
 
 (defun minibuffer-completion-contents ()
   "Return the user input in a minibuffer before point as a string.
-In Emacs-22, that was what completion commands operated on."
+In Emacs 22, that was what completion commands operated on.
+If the current buffer is not a minibuffer, return everything before point."
   (declare (obsolete nil "24.4"))
   (buffer-substring (minibuffer-prompt-end) (point)))
 
diff --git a/src/minibuf.c b/src/minibuf.c
index cbb0898a9ab..95e62ceddab 100644
--- a/src/minibuf.c
+++ b/src/minibuf.c
@@ -325,19 +325,6 @@ If the current buffer is not a minibuffer, return its entire contents.  */)
   return make_buffer_string (prompt_end, ZV, 0);
 }
 
-DEFUN ("minibuffer-completion-contents", Fminibuffer_completion_contents,
-       Sminibuffer_completion_contents, 0, 0, 0,
-       doc: /* Return the user input in a minibuffer before point as a string.
-That is what completion commands operate on.
-If the current buffer is not a minibuffer, return its entire contents.  */)
-  (void)
-{
-  ptrdiff_t prompt_end = XINT (Fminibuffer_prompt_end ());
-  if (PT < prompt_end)
-    error ("Cannot do completion in the prompt");
-  return make_buffer_string (prompt_end, PT, 1);
-}
-
 
 /* Read from the minibuffer using keymap MAP and initial contents INITIAL,
    putting point minus BACKUP_N bytes from the end of INITIAL,
@@ -2127,7 +2114,6 @@ characters.  This variable should never be set globally.  */);
   defsubr (&Sminibuffer_prompt_end);
   defsubr (&Sminibuffer_contents);
   defsubr (&Sminibuffer_contents_no_properties);
-  defsubr (&Sminibuffer_completion_contents);
 
   defsubr (&Stry_completion);
   defsubr (&Sall_completions);