diff --git a/toolkit/system/dbus/nsNetworkManagerListener.cpp b/toolkit/system/dbus/nsNetworkManagerListener.cpp
index b6178b414637..6cef7e481fdb 100644
--- a/toolkit/system/dbus/nsNetworkManagerListener.cpp
+++ b/toolkit/system/dbus/nsNetworkManagerListener.cpp
@@ -28,7 +28,7 @@
 
 nsNetworkManagerListener::nsNetworkManagerListener() :
     mLinkUp(true), mNetworkManagerActive(false),
-    mOK(true), mManageIOService(true)
+    mOK(true)
 {
 }
 
diff --git a/toolkit/system/dbus/nsNetworkManagerListener.h b/toolkit/system/dbus/nsNetworkManagerListener.h
index ad105e0fd620..3f61aa11546e 100644
--- a/toolkit/system/dbus/nsNetworkManagerListener.h
+++ b/toolkit/system/dbus/nsNetworkManagerListener.h
@@ -40,7 +40,6 @@ private:
   bool                    mLinkUp;
   bool                    mNetworkManagerActive;
   bool                    mOK;
-  bool                    mManageIOService;
 };
 
 #endif /*NSNETWORKMANAGERLISTENER_H_*/