[gnome-software] Use standard size icon in the about dialog

[Kalev Lember <klember src gnome org>]

commit 68b0c8c09fba00ae4b07491894e94889e4ba2cf6
Author: Kalev Lember <klember redhat com>
Date:   Tue Sep 1 13:29:18 2015 +0200

    Use standard size icon in the about dialog
    
    https://bugzilla.gnome.org/show_bug.cgi?id=754141

 src/gs-application.c |    7 +------
 1 files changed, 1 insertions(+), 6 deletions(-)
---
diff --git a/src/gs-application.c b/src/gs-application.c
index 685148a..5994c4d 100644
--- a/src/gs-application.c
+++ b/src/gs-application.c
@@ -294,10 +294,8 @@ about_activated (GSimpleAction *action,
                NULL
        };
        const gchar *copyright = "Copyright \xc2\xa9 2013 Richard Hughes, Matthias Clasen";
-       GtkIconTheme *icon_theme;
        GList *windows;
        GtkWindow *parent = NULL;
-       _cleanup_object_unref_ GdkPixbuf *logo = NULL;
 
        gs_application_initialize_ui (app);
 
@@ -305,9 +303,6 @@ about_activated (GSimpleAction *action,
        if (windows)
                parent = windows->data;
 
-       icon_theme = gtk_icon_theme_get_default ();
-       logo = gtk_icon_theme_load_icon (icon_theme, "gnome-software", 256, 0, NULL);
-
        gtk_show_about_dialog (parent,
                               /* TRANSLATORS: this is the title of the about window */
                               "title", _("About Software"),
@@ -318,7 +313,7 @@ about_activated (GSimpleAction *action,
                               "comments", _("A nice way to manage the software on your system."),
                               "copyright", copyright,
                               "license-type", GTK_LICENSE_GPL_2_0,
-                              "logo", logo,
+                              "logo-icon-name", "gnome-software",
                               "translator-credits", _("translator-credits"),
                               "version", VERSION,
                               NULL);