[gnome-settings-daemon] Simplify previous commit

[Martin Pitt <martinpitt src gnome org>]

commit 16b6c0b9914814a3aee84fa3ebc5e9a6ad766761
Author: Martin Pitt <martin pitt ubuntu com>
Date:   Tue Mar 13 12:09:54 2012 +0100

    Simplify previous commit

 gnome-settings-daemon/main.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gnome-settings-daemon/main.c b/gnome-settings-daemon/main.c
index 7040afd..2013349 100644
--- a/gnome-settings-daemon/main.c
+++ b/gnome-settings-daemon/main.c
@@ -394,8 +394,8 @@ parse_args (int *argc, char ***argv)
 
         gnome_settings_profile_end (NULL);
 
-        if (debug && g_getenv ("G_MESSAGES_DEBUG") == NULL)
-                g_setenv ("G_MESSAGES_DEBUG", "all", TRUE);
+        if (debug)
+                g_setenv ("G_MESSAGES_DEBUG", "all", FALSE);
 }
 
 int