[libdazzle] gtk: avoid use of goto

[Christian Hergert <chergert src gnome org>]

commit 009ede4f4af64a69e03bb942bc04388e0a296314
Author: Christian Hergert <chergert redhat com>
Date:   Thu Jun 22 17:02:12 2017 -0700

    gtk: avoid use of goto
    
    Not useful here, just indent some more.

 src/util/dzl-gtk.c |   16 ++++++++--------
 1 files changed, 8 insertions(+), 8 deletions(-)
---
diff --git a/src/util/dzl-gtk.c b/src/util/dzl-gtk.c
index ff80efd..2bc128b 100644
--- a/src/util/dzl-gtk.c
+++ b/src/util/dzl-gtk.c
@@ -415,21 +415,21 @@ dzl_gtk_widget_mux_action_groups (GtkWidget   *widget,
   if (from_widget != NULL)
     {
       prefixes = gtk_widget_list_action_prefixes (from_widget);
-      if (prefixes == NULL)
-        goto replace_key;
 
-      for (guint i = 0; prefixes [i]; i++)
+      if (prefixes != NULL)
         {
-          GActionGroup *group = gtk_widget_get_action_group (from_widget, prefixes [i]);
+          for (guint i = 0; prefixes [i]; i++)
+            {
+              GActionGroup *group = gtk_widget_get_action_group (from_widget, prefixes [i]);
 
-          if G_UNLIKELY (group == NULL)
-            continue;
+              if G_UNLIKELY (group == NULL)
+                continue;
 
-          gtk_widget_insert_action_group (widget, prefixes [i], group);
+              gtk_widget_insert_action_group (widget, prefixes [i], group);
+            }
         }
     }
 
-replace_key:
   /* Store the set of muxed prefixes so that we can unmux them later. */
   g_object_set_data_full (G_OBJECT (widget), mux_key,
                           g_strdupv ((gchar **)prefixes),