(delete-selection-pre-hook): Use `mouse-region-match' instead of checking last-command.

1 files changed, 3 insertions, 6 deletions

diff --git a/lisp/delsel.el b/lisp/delsel.el
index 8d6e6ea97d2..b4ae7965a3f 100644
--- a/lisp/delsel.el
+++ b/lisp/delsel.el
@@ -89,14 +89,11 @@ any selection."
                 ((eq type 'yank)
                  ;; Before a yank command, make sure we don't yank the
                  ;; head of the kill-ring that really comes from the
-                 ;; currently active region we are going to delete
-                 ;; (when last-command is one that uses copy-region-as-kill
-                 ;; or kill-new).  That would make yank a no-op.
+                 ;; currently active region we are going to delete.
+                 ;; That would make yank a no-op.
                  (when (and (string= (buffer-substring-no-properties (point) (mark))
                                      (car kill-ring))
-                            (memq last-command
-                                  '(mouse-set-region mouse-drag-region
-                                    mouse-save-then-kill mouse-secondary-save-then-kill)))
+                            (mouse-region-match))
                    (current-kill 1))
                  (delete-active-region))
                 ((eq type 'supersede)