[totem] screenshot: Don't connect to a signal from within GtkBuilder

[Bastien Nocera <hadess src gnome org>]

commit 79f8148ceababcf1300715c46c7a37c04059ece4
Author: Bastien Nocera <hadess hadess net>
Date:   Fri Jun 24 18:51:13 2016 +0200

    screenshot: Don't connect to a signal from within GtkBuilder
    
    This seems to only work half the time, saving us precisely a line of
    code. Not worth it.

 src/plugins/screenshot/gallery.ui      |    1 -
 src/plugins/screenshot/totem-gallery.c |    7 ++++---
 2 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/src/plugins/screenshot/gallery.ui b/src/plugins/screenshot/gallery.ui
index 793d4ed..556b092 100644
--- a/src/plugins/screenshot/gallery.ui
+++ b/src/plugins/screenshot/gallery.ui
@@ -50,7 +50,6 @@
                                                <property name="label" translatable="yes">Calculate the 
number of screenshots</property>
                                                <property name="active">True</property>
                                                <property name="draw-indicator">True</property>
-                                               <signal name="toggled" 
handler="default_screenshot_count_toggled_callback"/>
                                        </object>
                                        <packing>
                                                <property name="left-attach">0</property>
diff --git a/src/plugins/screenshot/totem-gallery.c b/src/plugins/screenshot/totem-gallery.c
index f5f0b3e..c01a24b 100644
--- a/src/plugins/screenshot/totem-gallery.c
+++ b/src/plugins/screenshot/totem-gallery.c
@@ -38,8 +38,7 @@
 
 static void dialog_response_callback (GtkDialog *dialog, gint response_id, TotemGallery *self);
 
-/* GtkBuilder callbacks */
-void default_screenshot_count_toggled_callback (GtkToggleButton *toggle_button, TotemGallery *self);
+static void default_screenshot_count_toggled_callback (GtkToggleButton *toggle_button, TotemGallery *self);
 
 struct _TotemGalleryPrivate {
        Totem *totem;
@@ -85,6 +84,8 @@ totem_gallery_new (Totem *totem)
        gallery->priv->default_screenshot_count = GTK_CHECK_BUTTON (gtk_builder_get_object (builder, 
"default_screenshot_count"));
        gallery->priv->screenshot_count = GTK_SPIN_BUTTON (gtk_builder_get_object (builder, 
"screenshot_count"));
        gallery->priv->screenshot_width = GTK_SPIN_BUTTON (gtk_builder_get_object (builder, 
"screenshot_width"));
+       g_signal_connect (gtk_builder_get_object (builder, "default_screenshot_count"), "toggled",
+                         G_CALLBACK (default_screenshot_count_toggled_callback), gallery);
 
        gallery->priv->totem = totem;
 
@@ -133,7 +134,7 @@ totem_gallery_new (Totem *totem)
        return gallery;
 }
 
-void
+static void
 default_screenshot_count_toggled_callback (GtkToggleButton *toggle_button, TotemGallery *self)
 {
        /* Only have the screenshot count spin button sensitive when the default screenshot count