[gnome-control-center] user-accounts: Remove unused popup_menu_below_button function

[Robert Ancell <rancell src gnome org>]

commit 4e31c3face8c502a233c3e7daf414948f5680acd
Author: Robert Ancell <robert ancell canonical com>
Date:   Fri Nov 9 09:22:46 2018 +1300

    user-accounts: Remove unused popup_menu_below_button function

 panels/user-accounts/um-utils.c | 28 ----------------------------
 panels/user-accounts/um-utils.h |  6 ------
 2 files changed, 34 deletions(-)
---
diff --git a/panels/user-accounts/um-utils.c b/panels/user-accounts/um-utils.c
index 5238cae89..f8def3ef5 100644
--- a/panels/user-accounts/um-utils.c
+++ b/panels/user-accounts/um-utils.c
@@ -334,34 +334,6 @@ clear_entry_validation_error (GtkEntry *entry)
         g_object_set (entry, "caps-lock-warning", TRUE, NULL);
 }
 
-void
-popup_menu_below_button (GtkMenu   *menu,
-                         gint      *x,
-                         gint      *y,
-                         gboolean  *push_in,
-                         GtkWidget *button)
-{
-        GtkRequisition menu_req;
-        GtkTextDirection direction;
-        GtkAllocation allocation;
-
-       gtk_widget_get_preferred_size (GTK_WIDGET (menu), NULL, &menu_req);
-
-        direction = gtk_widget_get_direction (button);
-
-        gdk_window_get_origin (gtk_widget_get_window (button), x, y);
-        gtk_widget_get_allocation (button, &allocation);
-        *x += allocation.x;
-        *y += allocation.y + allocation.height;
-
-        if (direction == GTK_TEXT_DIR_LTR)
-                *x += MAX (allocation.width - menu_req.width, 0);
-        else if (menu_req.width > allocation.width)
-                *x -= menu_req.width - allocation.width;
-
-        *push_in = TRUE;
-}
-
 /* Taken from defines.h in shadow-utils. On Linux, this value is much smaller
  * than the sysconf limit LOGIN_NAME_MAX, and values larger than this will
  * result in failure when running useradd. We could check UT_NAMESIZE instead,
diff --git a/panels/user-accounts/um-utils.h b/panels/user-accounts/um-utils.h
index 5127f1768..4970b22b3 100644
--- a/panels/user-accounts/um-utils.h
+++ b/panels/user-accounts/um-utils.h
@@ -38,12 +38,6 @@ void     set_entry_validation_error       (GtkEntry    *entry,
                                            const gchar *text);
 void     clear_entry_validation_error     (GtkEntry    *entry);
 
-void     popup_menu_below_button          (GtkMenu     *menu,
-                                           gint        *x,
-                                           gint        *y,
-                                           gboolean    *push_in,
-                                           GtkWidget   *button);
-
 gboolean is_valid_name                    (const gchar     *name);
 gboolean is_valid_username                (const gchar     *name,
                                            gchar          **tip);