[epiphany] Fix crash when we can't connect to the session bus

[Michael Catanzaro <mcatanzaro src gnome org>]

commit bfdc746d0987b1561395e9eccd69102b0ef46587
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Wed Feb 11 16:37:16 2015 -0600

    Fix crash when we can't connect to the session bus
    
    This GError is never initialized. g_application_get_dbus_connection()
    does not take a GError.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=744360

 embed/ephy-embed-shell.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)
---
diff --git a/embed/ephy-embed-shell.c b/embed/ephy-embed-shell.c
index 09491f9..3a46fd0 100644
--- a/embed/ephy-embed-shell.c
+++ b/embed/ephy-embed-shell.c
@@ -527,12 +527,9 @@ initialize_web_extensions (WebKitWebContext* web_context,
 static void
 ephy_embed_shell_setup_web_extensions_connection (EphyEmbedShell *shell)
 {
-  GError *error = NULL;
-
   shell->priv->bus = g_application_get_dbus_connection (G_APPLICATION (shell));
   if (!shell->priv->bus) {
-    g_warning ("Application not connected to session bus: %s\n", error->message);
-    g_error_free (error);
+    g_warning ("Application not connected to session bus");
     return;
   }