[nongnu] elpa/helm 33648ce2e7 3/5: Use delete-backward-char (#2675)

[ELPA Syncer]

branch: elpa/helm
commit 33648ce2e79ea4ad337118174797580b5c9e9884
Author: Thierry Volpiatto <thievol@posteo.net>
Commit: Thierry Volpiatto <thievol@posteo.net>

    Use delete-backward-char (#2675)
---
 helm-core.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/helm-core.el b/helm-core.el
index 964fa17f53..ab0a32fb4d 100644
--- a/helm-core.el
+++ b/helm-core.el
@@ -4079,7 +4079,7 @@ Update is reenabled when idle 1s."
   "Delete char backward and update when reaching prompt."
   (interactive "p")
   (condition-case _err
-      (delete-char (- arg))
+      (delete-backward-char arg)
     (buffer-read-only
      (progn
        (helm-update)