[gtk+] Fix Since tag in gtk_printer_get_default_page_size() doc

[Carlos Garcia Campos <carlosgc src gnome org>]

commit a3fea3f2416f93493cb556ef820debe39353735f
Author: Carlos Garcia Campos <carlosgc gnome org>
Date:   Sat Dec 5 15:48:46 2009 +0100

    Fix Since tag in gtk_printer_get_default_page_size() doc

 gtk/gtkprinter.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkprinter.c b/gtk/gtkprinter.c
index 20cbfe2..3ad30cc 100644
--- a/gtk/gtkprinter.c
+++ b/gtk/gtkprinter.c
@@ -985,7 +985,7 @@ gtk_printer_get_default_page_size (GtkPrinter *printer)
  *
  * Return value: %TRUE iff the hard margins were retrieved
  *
- * Since: 2.18
+ * Since: 2.20
  */
 gboolean
 gtk_printer_get_hard_margins (GtkPrinter *printer,