[Gnus]: Use overlay functions directly

* lisp/gnus/gnus-art.el (gnus-mime-inline-part, gnus-mm-display-part)
(gnus-insert-mime-button, gnus-mime-buttonize-attachments-in-header)
(gnus-article-highlight-signature, gnus-article-extend-url-button)
(gnus-article-add-button, gnus-insert-prev-page-button)
(gnus-insert-next-page-button, gnus-insert-mime-security-button):
* lisp/gnus/gnus-cite.el (gnus-cite-delete-overlays)
(gnus-cite-add-face):
* lisp/gnus/gnus-html.el (gnus-html-wash-tags):
* lisp/gnus/gnus-salt.el (gnus-tree-read-summary-keys)
(gnus-tree-recenter, gnus-highlight-selected-tree):
* lisp/gnus/gnus-sum.el (gnus-summary-show-all-threads)
(gnus-summary-show-thread, gnus-summary-hide-thread)
(gnus-highlight-selected-summary):
* lisp/gnus/gnus-util.el (gnus-put-overlay-excluding-newlines):
* lisp/gnus/message.el (message-fix-before-sending)
(message-toggle-image-thumbnails):
* lisp/gnus/mm-decode.el (mm-convert-shr-links):
* lisp/gnus/sieve.el (sieve-highlight, sieve-insert-scripts):
Use overlay functions directly instead of using gnus-overlay-*,
message-overlay-*, and sieve-overlay-*.

* lisp/gnus/gnus-sum.el (gnus-remove-overlays):
* lisp/gnus/gnus.el (gnus-make-overlay, gnus-copy-overlay)
(gnus-delete-overlay, gnus-overlay-get, gnus-overlay-put)
(gnus-move-overlay, gnus-overlay-buffer, gnus-overlay-start)
(gnus-overlay-end, gnus-overlays-at, gnus-overlays-in):
* lisp/gnus/message.el (message-delete-overlay, message-make-overlay)
(message-overlay-get, message-overlay-put, message-overlays-in):
* lisp/gnus/sieve.el (sieve-make-overlay, sieve-overlay-put)
(sieve-overlays-at):
Remove.

1 files changed, 5 insertions, 5 deletions

diff --git a/lisp/gnus/gnus-salt.el b/lisp/gnus/gnus-salt.el
index e071543f9e1..5776b0a569f 100644
--- a/lisp/gnus/gnus-salt.el
+++ b/lisp/gnus/gnus-salt.el
@@ -504,7 +504,7 @@ Two predefined functions are available:
       (when (setq win (get-buffer-window buf))
 	(select-window win)
 	(when gnus-selected-tree-overlay
-	  (goto-char (or (gnus-overlay-end gnus-selected-tree-overlay) 1)))
+	  (goto-char (or (overlay-end gnus-selected-tree-overlay) 1)))
 	(gnus-tree-minimize)))))
 
 (defun gnus-tree-show-summary ()
@@ -547,7 +547,7 @@ Two predefined functions are available:
     (when tree-window
       (select-window tree-window)
       (when gnus-selected-tree-overlay
-	(goto-char (or (gnus-overlay-end gnus-selected-tree-overlay) 1)))
+	(goto-char (or (overlay-end gnus-selected-tree-overlay) 1)))
       (let* ((top (cond ((< (window-height) 4) 0)
 			((< (window-height) 7) 1)
 			(t 2)))
@@ -858,12 +858,12 @@ it in the environment specified by BINDINGS."
 	(when (or (not gnus-selected-tree-overlay)
 		  (gnus-extent-detached-p gnus-selected-tree-overlay))
 	  ;; Create a new overlay.
-	  (gnus-overlay-put
+	  (overlay-put
 	   (setq gnus-selected-tree-overlay
-		 (gnus-make-overlay (point-min) (1+ (point-min))))
+		 (make-overlay (point-min) (1+ (point-min))))
 	   'face gnus-selected-tree-face))
 	;; Move the overlay to the article.
-	(gnus-move-overlay
+	(move-overlay
 	 gnus-selected-tree-overlay (goto-char (car region)) (cdr region))
 	(gnus-tree-minimize)
 	(gnus-tree-recenter)