Replace lexical-let by lexical-binding (except Gnus, CEDET, ERT).

* lisp/term/ns-win.el (ns-define-service):
* lisp/progmodes/pascal.el (pascal-goto-defun):
* lisp/progmodes/js.el (js--read-tab):
* lisp/progmodes/etags.el (tags-lazy-completion-table):
* lisp/emacs-lisp/syntax.el (syntax-propertize-via-font-lock):
* lisp/emacs-lisp/ewoc.el (ewoc--wrap):
* lisp/emacs-lisp/assoc.el (aput, adelete, amake):
* lisp/doc-view.el (doc-view-convert-current-doc):
* lisp/url/url.el (url-retrieve-synchronously):
* lisp/vc/diff.el (diff-no-select): Replace lexical-let by lexical-binding.

lisp/emacs-lisp/assoc.el

@@ -1,4 +1,4 @@
-;;; assoc.el --- insert/delete functions on association lists
+;;; assoc.el --- insert/delete functions on association lists  -*- lexical-binding: t -*-
 
 ;; Copyright (C) 1996, 2001-2012  Free Software Foundation, Inc.
 
@@ -36,7 +36,7 @@ the order of any other key-value pair.  Side effect sets alist to new
 sorted list."
   (set alist-symbol
        (sort (copy-alist (symbol-value alist-symbol))
-	     (function (lambda (a b) (equal (car a) key))))))
+             (lambda (a _b) (equal (car a) key)))))
 
 
 (defun aelement (key value)
@@ -71,8 +71,8 @@ If VALUE is not supplied, or is nil, the key-value pair will not be
 modified, but will be moved to the head of the alist.  If the key-value
 pair cannot be found in the alist, it will be inserted into the head
 of the alist (with value nil if VALUE is nil or not supplied)."
-  (lexical-let ((elem (aelement key value))
-		alist)
+  (let ((elem (aelement key value))
+        alist)
     (asort alist-symbol key)
     (setq alist (symbol-value alist-symbol))
     (cond ((null alist) (set alist-symbol elem))
@@ -86,7 +86,7 @@ of the alist (with value nil if VALUE is nil or not supplied)."
 Alist is referenced by ALIST-SYMBOL and the key-value pair to remove
 is pair matching KEY.  Returns the altered alist."
   (asort alist-symbol key)
-  (lexical-let ((alist (symbol-value alist-symbol)))
+  (let ((alist (symbol-value alist-symbol)))
     (cond ((null alist) nil)
 	  ((anot-head-p alist key) alist)
 	  (t (set alist-symbol (cdr alist))))))
@@ -123,10 +123,10 @@ KEYLIST and VALUELIST should have the same number of elements, but
 this isn't enforced.  If VALUELIST is smaller than KEYLIST, remaining
 keys are associated with nil.  If VALUELIST is larger than KEYLIST,
 extra values are ignored.  Returns the created alist."
-  (lexical-let ((keycar (car keylist))
-		(keycdr (cdr keylist))
-		(valcar (car valuelist))
-		(valcdr (cdr valuelist)))
+  (let ((keycar (car keylist))
+        (keycdr (cdr keylist))
+        (valcar (car valuelist))
+        (valcdr (cdr valuelist)))
     (cond ((null keycdr)
 	   (aput alist-symbol keycar valcar))
 	  (t

lisp/emacs-lisp/ewoc.el

@@ -1,4 +1,4 @@
-;;; ewoc.el --- utility to maintain a view of a list of objects in a buffer
+;;; ewoc.el --- utility to maintain a view of a list of objects in a buffer  -*- lexical-binding: t -*-
 
 ;; Copyright (C) 1991-2012 Free Software Foundation, Inc.
 
@@ -216,10 +216,9 @@ NODE and leaving the new node's start there.  Return the new node."
     (ewoc--adjust m (point) R dll)))
 
 (defun ewoc--wrap (func)
-  (lexical-let ((ewoc--user-pp func))
-    (lambda (data)
-      (funcall ewoc--user-pp data)
-      (insert "\n"))))
+  (lambda (data)
+    (funcall func data)
+    (insert "\n")))
 
 
 ;;; ===========================================================================

lisp/emacs-lisp/syntax.el

@@ -1,4 +1,4 @@
-;;; syntax.el --- helper functions to find syntactic context
+;;; syntax.el --- helper functions to find syntactic context  -*- lexical-binding: t -*-
 
 ;; Copyright (C) 2000-2012 Free Software Foundation, Inc.
 
@@ -274,13 +274,12 @@ Note: back-references in REGEXPs do not work."
   "Propertize for syntax in START..END using font-lock syntax.
 KEYWORDS obeys the format used in `font-lock-syntactic-keywords'.
 The return value is a function suitable for `syntax-propertize-function'."
-  (lexical-let ((keywords keywords))
-    (lambda (start end)
-      (with-no-warnings
-        (let ((font-lock-syntactic-keywords keywords))
-          (font-lock-fontify-syntactic-keywords-region start end)
-          ;; In case it was eval'd/compiled.
-          (setq keywords font-lock-syntactic-keywords))))))
+  (lambda (start end)
+    (with-no-warnings
+      (let ((font-lock-syntactic-keywords keywords))
+        (font-lock-fontify-syntactic-keywords-region start end)
+        ;; In case it was eval'd/compiled.
+        (setq keywords font-lock-syntactic-keywords)))))
 
 (defun syntax-propertize (pos)
   "Ensure that syntax-table properties are set until POS."