; Doc fixes: remove references to missing symbols

* lisp/allout.el (allout-process-exposed): Don't refer to missing
value 'flat-indented'.
* lisp/help.el (resize-temp-buffer-window): Don't refer to missing
function 'preserve-window-size'.
* lisp/pcomplete.el (pcomplete-stub): Don't refer to missing
function 'pcomplete-filename'.

lisp/allout.el

@@ -5356,9 +5356,6 @@ alternate presentation form:
 
  `flat' -- Present prefix as numeric section.subsection..., starting with
 	 section indicated by the START-NUM, innermost nesting first.
- X`flat-indented' -- Prefix is like `flat' for first topic at each
- X		   level, but subsequent topics have only leaf topic
- X		   number, padded with blanks to line up with first.
  `indent' (symbol) --  Convert header prefixes to all white space,
 		       except for distinctive bullets.
 

lisp/help.el

@@ -1945,10 +1945,7 @@ of a horizontal combination, restrain its new size by
 `fit-window-to-buffer-horizontally' can inhibit resizing.
 
 If WINDOW is the root window of its frame, resize the frame
-provided `fit-frame-to-buffer' is non-nil.
-
-This function may call `preserve-window-size' to preserve the
-size of WINDOW."
+provided `fit-frame-to-buffer' is non-nil."
   (setq window (window-normalize-window window t))
   (let* ((buffer (window-buffer window))
          (height (if (functionp temp-buffer-max-height)

lisp/pcomplete.el

@@ -1210,9 +1210,7 @@ Returns nil if no completion was inserted.
 Returns `sole' if completed with the only completion match.
 Returns `shortest' if completed with the shortest of the matches.
 Returns `partial' if completed as far as possible with the matches.
-Returns `listed' if a completion listing was shown.
-
-See also `pcomplete-filename'."
+Returns `listed' if a completion listing was shown."
   (let* ((completion-ignore-case completion-ignore-case)
 	 (completions (all-completions stub candidates))
          (entry (try-completion stub candidates))