[glib] appinfo: Don't hardcode strings for the OpenURI portal's D-Bus method

[Mario Sanchez Prada <msanchez src gnome org>]

commit 92cb02392c531e70a1d190f3ebad33101c02fea4
Author: Mario Sanchez Prada <mario endlessm com>
Date:   Thu Mar 23 14:46:02 2017 +0000

    appinfo: Don't hardcode strings for the OpenURI portal's D-Bus method
    
    We added several #define in the previous commit, so use those instead.

 gio/gappinfo.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/gio/gappinfo.c b/gio/gappinfo.c
index 0cccc14..1dde48d 100644
--- a/gio/gappinfo.c
+++ b/gio/gappinfo.c
@@ -829,10 +829,10 @@ launch_default_with_portal_async (const char          *uri,
     }
 
   g_dbus_connection_call (session_bus,
-                          "org.freedesktop.portal.Desktop",
-                          "/org/freedesktop/portal/desktop",
-                          "org.freedesktop.portal.OpenURI",
-                          "OpenURI",
+                          FLATPAK_OPENURI_PORTAL_BUS_NAME,
+                          FLATPAK_OPENURI_PORTAL_PATH,
+                          FLATPAK_OPENURI_PORTAL_IFACE,
+                          FLATPAK_OPENURI_PORTAL_METHOD,
                           g_variant_new ("(ss@a{sv})",
                                          parent_window ? parent_window : "",
                                          real_uri,