Turn on more lexical-binding

* lisp/dom.el:
* lisp/faces.el:
* lisp/htmlfontify.el: Turn on lexical-binding.
(htmlfontify-string): Use pushnew instead of add-to-list.
* lisp/info-xref.el:
* lisp/isearch.el:
* lisp/man.el:
* lisp/ps-def.el:
* lisp/ps-print.el:
* lisp/replace.el: Turn on lexical-binding.  Require cl-lib at compile
time.
(multi-occur): Use cl-pushnew instead of add-to-list.
(replace-match-string-symbols): Remove unused lexical variable.
(replace-search, replace-highlight): Fix argument shadowing.
* lisp/sort.el:
* lisp/xml.el: Turn on lexical-binding.
(xml--parse-buffer): Use push instead of add-to-list.
* lisp/xt-mouse.el: Turn on lexical-binding.

lisp/dom.el

@@ -1,4 +1,4 @@
-;;; dom.el --- XML/HTML (etc.) DOM manipulation and searching functions
+;;; dom.el --- XML/HTML (etc.) DOM manipulation and searching functions -*- lexical-binding: t -*-
 
 ;; Copyright (C) 2014-2016 Free Software Foundation, Inc.
 

lisp/faces.el

@@ -1,4 +1,4 @@
-;;; faces.el --- Lisp faces
+;;; faces.el --- Lisp faces -*- lexical-binding: t -*-
 
 ;; Copyright (C) 1992-1996, 1998-2016 Free Software Foundation, Inc.
 

lisp/htmlfontify.el

@@ -1,4 +1,4 @@
-;;; htmlfontify.el --- htmlize a buffer/source tree with optional hyperlinks
+;;; htmlfontify.el --- htmlize a buffer/source tree with optional hyperlinks -*- lexical-binding: t -*-
 
 ;; Copyright (C) 2002-2003, 2009-2016 Free Software Foundation, Inc.
 
@@ -1805,8 +1805,7 @@ It is assumed that STRING has text properties that allow it to be
 fontified.  This is a simple convenience wrapper around
 `htmlfontify-buffer'."
   (let* ((hfy-optimizations-1 (copy-sequence hfy-optimizations))
-         (hfy-optimizations (add-to-list 'hfy-optimizations-1
-                                         'skip-refontification)))
+         (hfy-optimizations (pushnew 'skip-refontification hfy-optimizations-1)))
     (with-temp-buffer
       (insert string)
       (htmlfontify-buffer)

lisp/info-xref.el

@@ -1,4 +1,4 @@
-;;; info-xref.el --- check external references in an Info document
+;;; info-xref.el --- check external references in an Info document -*- lexical-binding: t -*-
 
 ;; Copyright (C) 2003-2016 Free Software Foundation, Inc.
 

lisp/isearch.el

@@ -1,4 +1,4 @@
-;;; isearch.el --- incremental search minor mode
+;;; isearch.el --- incremental search minor mode -*- lexical-binding: t -*-
 
 ;; Copyright (C) 1992-1997, 1999-2016 Free Software Foundation, Inc.
 

lisp/man.el

@@ -1,4 +1,4 @@
-;;; man.el --- browse UNIX manual pages
+;;; man.el --- browse UNIX manual pages -*- lexical-binding: t -*-
 
 ;; Copyright (C) 1993-1994, 1996-1997, 2001-2016 Free Software
 ;; Foundation, Inc.

lisp/ps-def.el

@@ -1,4 +1,4 @@
-;;; ps-def.el --- XEmacs and Emacs definitions for ps-print
+;;; ps-def.el --- XEmacs and Emacs definitions for ps-print -*- lexical-binding: t -*-
 
 ;; Copyright (C) 2007-2016 Free Software Foundation, Inc.
 

lisp/ps-print.el

@@ -1,4 +1,4 @@
-;;; ps-print.el --- print text from the buffer as PostScript
+;;; ps-print.el --- print text from the buffer as PostScript -*- lexical-binding: t -*-
 
 ;; Copyright (C) 1993-2016 Free Software Foundation, Inc.
 

lisp/replace.el

@@ -1,4 +1,4 @@
-;;; replace.el --- replace commands for Emacs
+;;; replace.el --- replace commands for Emacs -*- lexical-binding: t -*-
 
 ;; Copyright (C) 1985-1987, 1992, 1994, 1996-1997, 2000-2016 Free
 ;; Software Foundation, Inc.
@@ -28,6 +28,8 @@
 
 ;;; Code:
 
+(eval-when-compile (require 'cl-lib))
+
 (defcustom case-replace t
   "Non-nil means `query-replace' should preserve case in replacements."
   :type 'boolean
@@ -1408,7 +1410,7 @@ See also `multi-occur-in-matching-buffers'."
 				"Next buffer to search (RET to end): ")
 			      nil t))
 		   ""))
-	(add-to-list 'bufs buf)
+	(cl-pushnew buf bufs)
 	(setq ido-ignore-item-temp-list bufs))
       (nreverse (mapcar #'get-buffer bufs)))
     (occur-read-primary-args)))
@@ -1945,7 +1947,6 @@ type them using Lisp syntax."
 
 (defun replace-eval-replacement (expression count)
   (let* ((replace-count count)
-         err
          (replacement
           (condition-case err
               (eval expression)
@@ -2046,7 +2047,7 @@ It is called with three arguments, as if it were
 `re-search-forward'.")
 
 (defun replace-search (search-string limit regexp-flag delimited-flag
-		       case-fold-search &optional backward)
+		       case-fold &optional backward)
   "Search for the next occurrence of SEARCH-STRING to replace."
   ;; Let-bind global isearch-* variables to values used
   ;; to search the next replacement.  These let-bindings
@@ -2065,7 +2066,7 @@ It is called with three arguments, as if it were
 	  replace-lax-whitespace)
 	 (isearch-regexp-lax-whitespace
 	  replace-regexp-lax-whitespace)
-	 (isearch-case-fold-search case-fold-search)
+	 (isearch-case-fold-search case-fold)
 	 (isearch-adjusted nil)
 	 (isearch-nonincremental t)	; don't use lax word mode
 	 (isearch-forward (not backward))
@@ -2080,7 +2081,7 @@ It is called with three arguments, as if it were
 
 (defun replace-highlight (match-beg match-end range-beg range-end
 			  search-string regexp-flag delimited-flag
-			  case-fold-search &optional backward)
+			  case-fold &optional backward)
   (if query-replace-highlight
       (if replace-overlay
 	  (move-overlay replace-overlay match-beg match-end (current-buffer))
@@ -2095,7 +2096,7 @@ It is called with three arguments, as if it were
 	     replace-lax-whitespace)
 	    (isearch-regexp-lax-whitespace
 	     replace-regexp-lax-whitespace)
-	    (isearch-case-fold-search case-fold-search)
+	    (isearch-case-fold-search case-fold)
 	    (isearch-forward (not backward))
 	    (isearch-other-end match-beg)
 	    (isearch-error nil))

lisp/sort.el

@@ -1,4 +1,4 @@
-;;; sort.el --- commands to sort text in an Emacs buffer
+;;; sort.el --- commands to sort text in an Emacs buffer -*- lexical-binding: t -*-
 
 ;; Copyright (C) 1986-1987, 1994-1995, 2001-2016 Free Software
 ;; Foundation, Inc.

lisp/xml.el

@@ -1,4 +1,4 @@
-;;; xml.el --- XML parser
+;;; xml.el --- XML parser -*- lexical-binding: t -*-
 
 ;; Copyright (C) 2000-2016 Free Software Foundation, Inc.
 
@@ -401,9 +401,9 @@ Both features can be combined by providing a cons cell
 		     parse-dtd)
 		(setq dtd (car result))
 		(if (cdr result)	; possible leading comment
-		    (add-to-list 'xml (cdr result))))
+		    (push (cdr result) xml)))
 	       (t
-		(add-to-list 'xml result))))
+		(push result xml))))
 	  (goto-char (point-max))))
       (if parse-dtd
 	  (cons dtd (nreverse xml))

lisp/xt-mouse.el

@@ -1,4 +1,4 @@
-;;; xt-mouse.el --- support the mouse when emacs run in an xterm
+;;; xt-mouse.el --- support the mouse when emacs run in an xterm -*- lexical-binding: t -*-
 
 ;; Copyright (C) 1994, 2000-2016 Free Software Foundation, Inc.