https://bugzilla.mozilla.org/show_bug.cgi?id=639959

--- source/toolkit/system/dbus/nsNetworkManagerListener.cpp.foo	2011-03-08 14:26:28.167074923 -0600
+++ source/toolkit/system/dbus/nsNetworkManagerListener.cpp	2011-03-08 14:30:54.260748294 -0600
@@ -51,15 +51,13 @@
 #define NM_DBUS_SERVICE                 "org.freedesktop.NetworkManager"
 #define NM_DBUS_PATH                            "/org/freedesktop/NetworkManager"
 #define NM_DBUS_INTERFACE                       "org.freedesktop.NetworkManager"
-#define NM_DBUS_SIGNAL_STATE_CHANGE             "StateChange"
-typedef enum NMState
-{
-        NM_STATE_UNKNOWN = 0,
-        NM_STATE_ASLEEP,
-        NM_STATE_CONNECTING,
-        NM_STATE_CONNECTED,
-        NM_STATE_DISCONNECTED
-} NMState;
+#define NM_DBUS_SIGNAL_STATE_CHANGE             "StateChange"  /* Deprecated in 0.7.x */
+#define NM_DBUS_SIGNAL_STATE_CHANGED            "StateChanged"
+
+#define NM_STATE_CONNECTED_OLD    3
+#define NM_STATE_CONNECTED_LOCAL  50
+#define NM_STATE_CONNECTED_SITE   60
+#define NM_STATE_CONNECTED_GLOBAL 70
 
 nsNetworkManagerListener::nsNetworkManagerListener() :
     mLinkUp(PR_TRUE), mNetworkManagerActive(PR_FALSE),
@@ -174,7 +172,9 @@
 PRBool
 nsNetworkManagerListener::HandleMessage(DBusMessage* message) {
   if (dbus_message_is_signal(message, NM_DBUS_INTERFACE,
-                             NM_DBUS_SIGNAL_STATE_CHANGE)) {
+                             NM_DBUS_SIGNAL_STATE_CHANGE) ||
+      dbus_message_is_signal(message, NM_DBUS_INTERFACE,
+                             NM_DBUS_SIGNAL_STATE_CHANGED)) {
     UpdateNetworkStatus(message);
     return PR_TRUE;
   }
@@ -191,7 +191,10 @@
   mNetworkManagerActive = PR_TRUE;
   
   PRBool wasUp = mLinkUp;
-  mLinkUp = result == NM_STATE_CONNECTED;
+  mLinkUp = (result == NM_STATE_CONNECTED_OLD) ||
+            (result == NM_STATE_CONNECTED_LOCAL) ||
+            (result == NM_STATE_CONNECTED_SITE) ||
+            (result == NM_STATE_CONNECTED_GLOBAL);
   if (wasUp == mLinkUp)
     return;