[gtk+] Remove unused function

[Matthias Clasen <matthiasc src gnome org>]

commit c759cb714012a827e9848d052b148eeb8abb7417
Author: Timothy Arceri <t_arceri yahoo com au>
Date:   Fri Oct 4 07:37:48 2013 +1000

    Remove unused function
    
    https://bugzilla.gnome.org/show_bug.cgi?id=586107
    Signed-off-by: Timothy Arceri <t_arceri yahoo com au>

 modules/printbackends/papi/gtkprintbackendpapi.c |    7 -------
 1 files changed, 0 insertions(+), 7 deletions(-)
---
diff --git a/modules/printbackends/papi/gtkprintbackendpapi.c 
b/modules/printbackends/papi/gtkprintbackendpapi.c
index 6502fab..001c57e 100644
--- a/modules/printbackends/papi/gtkprintbackendpapi.c
+++ b/modules/printbackends/papi/gtkprintbackendpapi.c
@@ -748,13 +748,6 @@ is_local_printer (gchar *printer_uri)
     return FALSE;
 }
 
-void
-merge_ppd_data (papi_attribute_t ***attributes, gchar *ppdfile)
-{
-  get_ppd_attrs (attributes, ppdfile);
-}
-
-
 static void
 papi_display_printer_status_done (gpointer user_data)
 {