[epiphany] e-file-helpers: unset EPHY_UUID_ENVVAR on shutdown

[Diego Escalante Urrelo <diegoe src gnome org>]

commit cebb6d5f7baf01520e02d2434612c57fe878acea
Author: Diego Escalante Urrelo <diegoe igalia com>
Date:   Sun Apr 1 19:24:39 2012 -0500

    e-file-helpers: unset EPHY_UUID_ENVVAR on shutdown
    
    https://bugzilla.gnome.org/show_bug.cgi?id=673337

 lib/ephy-file-helpers.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/lib/ephy-file-helpers.c b/lib/ephy-file-helpers.c
index 5b255fe..b940d4a 100644
--- a/lib/ephy-file-helpers.c
+++ b/lib/ephy-file-helpers.c
@@ -393,6 +393,8 @@ ephy_file_helpers_shutdown (void)
 		g_free (tmp_dir);
 		tmp_dir = NULL;
 	}
+
+	g_unsetenv (EPHY_UUID_ENVVAR);
 }
 
 /**