CC Mode: Convert the handling of c-special-indent-hook to standard usage

* lisp/progmodes/cc-styles.el (c-set-style): Use kill-local-variable rather
than copying the hook's global value to the local binding.
(c-make-styles-buffer-local): Remove redundant make-variable-buffer-local.

diff --git a/lisp/progmodes/cc-styles.el b/lisp/progmodes/cc-styles.el
index 36be9f6c74e4306177ae94c02668ccd399b498a4..855e467571dc2d9537439d4ac3ba486f3cad21c0 100644 (file)
--- a/lisp/progmodes/cc-styles.el
+++ b/lisp/progmodes/cc-styles.el
@@ -395,8 +395,7 @@ a null operation."
       ;; remain.  This is not necessary for c-offsets-alist, since
       ;; c-get-style-variables contains every valid offset type in the
       ;; fallback entry.
-      (setq c-special-indent-hook
-           (default-value 'c-special-indent-hook)))
+      (kill-local-variable 'c-special-indent-hook))
     (mapc (lambda (elem)
            (c-set-style-1 elem dont-override))
          ;; Need to go through the variables backwards when we
@@ -644,7 +643,7 @@ CC Mode by making sure the proper entries are present on
 
 (defun c-make-styles-buffer-local (&optional this-buf-only-p)
   "Make all CC Mode style variables buffer local.
-If `this-buf-only-p' is non-nil, the style variables will be made
+If THIS-BUF-ONLY-P is non-nil, the style variables will be made
 buffer local only in the current buffer.  Otherwise they'll be made
 permanently buffer local in any buffer that changes their values.
 
@@ -662,7 +661,6 @@ any reason to call this function directly."
     ;; Hooks must be handled specially
     (if this-buf-only-p
        (if (featurep 'xemacs) (make-local-hook 'c-special-indent-hook))
-      (with-no-warnings (make-variable-buffer-local 'c-special-indent-hook))
       (setq c-style-variables-are-local-p t))
     ))