[gtk+/gtk-3-22] Widget: Fix obvious copypasto in set_mapped() doc

[Daniel Boles <dboles src gnome org>]

commit 142ef42d226b03026ff32ff92727a1bb1463504d
Author: Daniel Boles <dboles src gnome org>
Date:   Sun Oct 1 20:22:08 2017 +0100

    Widget: Fix obvious copypasto in set_mapped() doc

 gtk/gtkwidget.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index 7597d05..864edf6 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -9231,7 +9231,7 @@ gtk_widget_get_mapped (GtkWidget *widget)
  * @widget: a #GtkWidget
  * @mapped: %TRUE to mark the widget as mapped
  *
- * Marks the widget as being realized.
+ * Marks the widget as being mapped.
  *
  * This function should only ever be called in a derived widget's
  * “map” or “unmap” implementation.