[gtk/wip/baedert/for-master] sizegroup demo: Fix a checkbutton/togglebutton mixup

[Timm Bäder <baedert src gnome org>]

commit 3b2aef88437d06825c28a9f5f0a3f7ac210cdddb
Author: Timm Bäder <mail baedert org>
Date:   Thu Sep 10 05:59:11 2020 +0200

    sizegroup demo: Fix a checkbutton/togglebutton mixup

 demos/gtk-demo/sizegroup.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/demos/gtk-demo/sizegroup.c b/demos/gtk-demo/sizegroup.c
index db8f16e105..ec90338867 100644
--- a/demos/gtk-demo/sizegroup.c
+++ b/demos/gtk-demo/sizegroup.c
@@ -59,8 +59,8 @@ add_row (GtkGrid      *table,
 }
 
 static void
-toggle_grouping (GtkToggleButton *check_button,
-                 GtkSizeGroup    *size_group)
+toggle_grouping (GtkCheckButton *check_button,
+                 GtkSizeGroup   *size_group)
 {
   GtkSizeGroupMode new_mode;
 
@@ -68,7 +68,7 @@ toggle_grouping (GtkToggleButton *check_button,
    * here to show the effect of GTK_SIZE_GROUP_HORIZONTAL by
    * contrast.
    */
-  if (gtk_toggle_button_get_active (check_button))
+  if (gtk_check_button_get_active (check_button))
     new_mode = GTK_SIZE_GROUP_HORIZONTAL;
   else
     new_mode = GTK_SIZE_GROUP_NONE;