[recipes] Drop the all_headers function

[Matthias Clasen <matthiasc src gnome org>]

commit 5d57d1ab58675812724cc78666013e1caa974844
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat May 27 21:36:51 2017 -0400

    Drop the all_headers function
    
    It is no longer used anywhere.

 src/gr-utils.c |   15 ---------------
 src/gr-utils.h |    4 ----
 2 files changed, 0 insertions(+), 19 deletions(-)
---
diff --git a/src/gr-utils.c b/src/gr-utils.c
index 79c149a..9a23eb3 100644
--- a/src/gr-utils.c
+++ b/src/gr-utils.c
@@ -425,21 +425,6 @@ dialog:
         return FALSE;
 }
 
-void
-all_headers (GtkListBoxRow *row,
-             GtkListBoxRow *before,
-             gpointer       user_data)
-{
-        GtkWidget *header;
-
-        header = gtk_list_box_row_get_header (row);
-        if (header)
-                return;
-
-        header = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
-        gtk_list_box_row_set_header (row, header);
-}
-
 #ifdef GDK_WINDOWING_WAYLAND
 typedef struct {
         GtkWindow *window;
diff --git a/src/gr-utils.h b/src/gr-utils.h
index 3367ef6..3e5977f 100644
--- a/src/gr-utils.h
+++ b/src/gr-utils.h
@@ -61,10 +61,6 @@ gboolean in_flatpak_sandbox (void);
 gboolean portal_available (GtkWindow  *window,
                            const char *portal);
 
-void all_headers (GtkListBoxRow *row,
-                  GtkListBoxRow *before,
-                  gpointer       user_data);
-
 typedef void (*WindowHandleExported) (GtkWindow  *window,
                                       const char *handle,
                                       gpointer    user_data);