Remove compat code from gnus-art.el

* lisp/gnus/gnus-art.el (gnus-article-prepare)
(gnus-mime-copy-part, gnus-output-to-file)
(gnus-article-reply-with-original)
(gnus-button-handle-apropos-variable)
(gnus-button-handle-apropos-documentation):

diff --git a/lisp/gnus/gnus-art.el b/lisp/gnus/gnus-art.el
index 0ac475d7941036927e9f1efa48643d3066a8c5af..e22d422c548457f3ade688873244dc8407014105 100644 (file)
--- a/lisp/gnus/gnus-art.el
+++ b/lisp/gnus/gnus-art.el
@@ -4603,8 +4603,7 @@ If ALL-HEADERS is non-nil, no headers are hidden."
        (gnus-article-setup-buffer)
        (set-buffer gnus-article-buffer)
        ;; Deactivate active regions.
-       (when (and (boundp 'transient-mark-mode)
-                  transient-mark-mode)
+       (when transient-mark-mode
          (setq mark-active nil))
        (if (not (setq result (let ((inhibit-read-only t))
                                (gnus-request-article-this-buffer
@@ -5261,10 +5260,7 @@ are decompressed."
          (progn
            (mm-enable-multibyte)
            (insert (decode-coding-string contents coding-system))
-           (setq buffer-file-coding-system
-                 (if (boundp 'last-coding-system-used)
-                     (symbol-value 'last-coding-system-used)
-                   coding-system)))
+           (setq buffer-file-coding-system last-coding-system-used))
        (mm-disable-multibyte)
        (insert contents)
        (setq buffer-file-coding-system mm-binary-coding-system))
@@ -6457,14 +6453,13 @@ the coding cookie."
       (when coding
        ;; If the coding system is not suitable to encode the text,
        ;; ask a user for a proper one.
-       (when (fboundp 'select-safe-coding-system)
-         (setq coding (coding-system-base
-                       (save-window-excursion
-                         (select-safe-coding-system (point-min) (point-max)
-                                                    coding))))
-         (setq coding-system-for-write
-               (or (cdr (assq coding '((mule-utf-8 . utf-8))))
-                   coding)))
+       (setq coding (coding-system-base
+                     (save-window-excursion
+                       (select-safe-coding-system (point-min) (point-max)
+                                                  coding))))
+       (setq coding-system-for-write
+             (or (cdr (assq coding '((mule-utf-8 . utf-8))))
+                 coding))
        (goto-char (point-min))
        ;; Add the coding cookie.
        (insert (format "X-Gnus-Coding-System: -*- coding: %s; -*-\n\n"
@@ -6930,8 +6925,7 @@ the entire article will be yanked."
          (gnus-summary-reply (list (list article)) wide))
       (setq contents (buffer-substring (point) (mark t)))
       ;; Deactivate active regions.
-      (when (and (boundp 'transient-mark-mode)
-                transient-mark-mode)
+      (when transient-mark-mode
        (setq mark-active nil))
       (with-current-buffer gnus-summary-buffer
        (gnus-summary-reply
@@ -6956,8 +6950,7 @@ the entire article will be yanked."
            (gnus-summary-followup (list (list article))))
        (setq contents (buffer-substring (point) (mark t)))
        ;; Deactivate active regions.
-       (when (and (boundp 'transient-mark-mode)
-                  transient-mark-mode)
+       (when transient-mark-mode
          (setq mark-active nil))
        (with-current-buffer gnus-summary-buffer
          (gnus-summary-followup
@@ -7661,14 +7654,12 @@ Calls `describe-variable' or `describe-function'."
 
 (defun gnus-button-handle-apropos-variable (url)
   "Call `apropos' when pushing the corresponding URL button."
-  (funcall
-   (if (fboundp 'apropos-variable) 'apropos-variable 'apropos)
+  (apropos-variable
    (replace-regexp-in-string gnus-button-handle-describe-prefix "" url)))
 
 (defun gnus-button-handle-apropos-documentation (url)
   "Call `apropos' when pushing the corresponding URL button."
-  (funcall
-   (if (fboundp 'apropos-documentation) 'apropos-documentation 'apropos)
+  (apropos-documentation
    (replace-regexp-in-string gnus-button-handle-describe-prefix "" url)))
 
 (defun gnus-button-handle-library (url)