[gvfs] Return correct error for invalid backends

[Alexander Larsson <alexl src gnome org>]

commit 06f5d350266efeda9d26892561533e3daf9527aa
Author: Alexander Larsson <alexl redhat com>
Date:   Thu Aug 23 21:54:53 2012 +0200

    Return correct error for invalid backends

 daemon/gvfsdaemon.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/daemon/gvfsdaemon.c b/daemon/gvfsdaemon.c
index 7de4072..7db8ad2 100644
--- a/daemon/gvfsdaemon.c
+++ b/daemon/gvfsdaemon.c
@@ -970,8 +970,8 @@ g_vfs_daemon_initiate_mount (GVfsDaemon *daemon,
       if (invocation)
         g_dbus_method_invocation_return_error_literal (invocation,
                                                        G_IO_ERROR,
-                                                       G_IO_ERROR_ALREADY_MOUNTED,
-                                                       "Mountpoint Already registered");
+                                                       G_IO_ERROR_FAILED,
+                                                       "Invalid backend type");
       else
 	g_warning ("Error mounting: invalid backend type\n");
       return;