[gtk/tchaik/fix-lpr-build] Fix the lpr print backend build (redundant-decls)

[Martin Blanchard <mablanch src gnome org>]

commit 72c72d0b37baa1fc83deb3902390c0a2ac022e2a
Author: Martin Blanchard <tchaik gmx com>
Date:   Sun Jun 14 16:13:37 2020 +0200

    Fix the lpr print backend build (redundant-decls)
    
    Class and instance _init() functions are already declared by
    G_DEFINE_DYNAMIC_TYPE ().

 modules/printbackends/gtkprintbackendlpr.c | 2 --
 1 file changed, 2 deletions(-)
---
diff --git a/modules/printbackends/gtkprintbackendlpr.c b/modules/printbackends/gtkprintbackendlpr.c
index cef1501c30..9635c3095e 100644
--- a/modules/printbackends/gtkprintbackendlpr.c
+++ b/modules/printbackends/gtkprintbackendlpr.c
@@ -56,8 +56,6 @@ struct _GtkPrintBackendLpr
 
 static GObjectClass *backend_parent_class;
 
-static void                 gtk_print_backend_lpr_class_init      (GtkPrintBackendLprClass *class);
-static void                 gtk_print_backend_lpr_init            (GtkPrintBackendLpr      *impl);
 static void                 lpr_printer_get_settings_from_options (GtkPrinter              *printer,
                                                                   GtkPrinterOptionSet     *options,
                                                                   GtkPrintSettings        *settings);