another minor lexbind patch

[Tom Tromey]

Here's a trivial patch to the lexbind branch to make lexical-binding a
safe local variable.

Tom

2010-04-27  Tom Tromey  <address@hidden>

        * files.el (lexical-binding): Set safe-local-variable.

=== modified file 'lisp/files.el'
*** lisp/files.el       2009-12-11 11:04:56 +0000
--- lisp/files.el       2010-04-27 20:10:38 +0000
***************
*** 2,8 ****
  
  ;; Copyright (C) 1985, 1986, 1987, 1992, 1993, 1994, 1995, 1996,
  ;;   1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
! ;;   2006, 2007, 2008, 2009 Free Software Foundation, Inc.
  
  ;; Maintainer: FSF
  
--- 2,8 ----
  
  ;; Copyright (C) 1985, 1986, 1987, 1992, 1993, 1994, 1995, 1996,
  ;;   1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
! ;;   2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
  
  ;; Maintainer: FSF
  
***************
*** 2770,2776 ****
        (left-margin          . integerp)   ;; C source code
        (no-update-autoloads  . booleanp)
        (tab-width            . integerp)   ;; C source code
!       (truncate-lines       . booleanp))) ;; C source code
  
  (put 'c-set-style 'safe-local-eval-function t)
  
--- 2770,2777 ----
        (left-margin          . integerp)   ;; C source code
        (no-update-autoloads  . booleanp)
        (tab-width            . integerp)   ;; C source code
!       (truncate-lines       . booleanp)   ;; C source code
!       (lexical-binding      . booleanp))) ;; C source code
  
  (put 'c-set-style 'safe-local-eval-function t)