[gnome-commander/Implement_CppCheck_suggestions: 1/7] Use static_cast instead of C-style cast

[Uwe Scholz <uwescholz src gnome org>]

commit 10f0aad680ed6bbf4e15b1857d0a9a0c2d8ab15c
Author: Uwe Scholz <u scholz83 gmx de>
Date:   Tue Mar 12 13:48:02 2019 +0100

    Use static_cast instead of C-style cast

 libgcmd/gnome-cmd-string-dialog.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/libgcmd/gnome-cmd-string-dialog.cc b/libgcmd/gnome-cmd-string-dialog.cc
index fe118845..94b7037c 100644
--- a/libgcmd/gnome-cmd-string-dialog.cc
+++ b/libgcmd/gnome-cmd-string-dialog.cc
@@ -178,7 +178,7 @@ GtkType gnome_cmd_string_dialog_get_type ()
 
 GtkWidget *gnome_cmd_string_dialog_new_with_cancel (const gchar *title, const gchar **labels, gint rows, 
GnomeCmdStringDialogCallback ok_cb, GtkSignalFunc cancel_cb, gpointer user_data)
 {
-    GnomeCmdStringDialog *dialog = (GnomeCmdStringDialog *) g_object_new (GNOME_CMD_TYPE_STRING_DIALOG, 
NULL);
+    auto *dialog = static_cast< GnomeCmdStringDialog* >(g_object_new (GNOME_CMD_TYPE_STRING_DIALOG, NULL));
 
     gnome_cmd_string_dialog_setup_with_cancel (dialog, title, labels, rows, ok_cb, cancel_cb, user_data);