[at-spi2-core] For IsScreenReaderEnabled, listen for the correct gsettings change signal

[Mike Gorse <mgorse src gnome org>]

commit b33cea7af633027087a290f1dbc2f7a05dad33ea
Author: Mike Gorse <mgorse novell com>
Date:   Mon Feb 6 14:50:46 2012 -0600

    For IsScreenReaderEnabled, listen for the correct gsettings change signal

 bus/at-spi-bus-launcher.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/bus/at-spi-bus-launcher.c b/bus/at-spi-bus-launcher.c
index 1ad25be..4466262 100644
--- a/bus/at-spi-bus-launcher.c
+++ b/bus/at-spi-bus-launcher.c
@@ -613,7 +613,7 @@ main (int    argc,
 
   if (_global_app->a11y_schema)
     g_signal_connect (_global_app->a11y_schema,
-                      "screen-reader-enabled",
+                      "changed::screen-reader-enabled",
                       G_CALLBACK (gsettings_key_changed), _global_app);
 
   init_sigterm_handling (_global_app);