--- a/netwerk/base/ClosingService.cpp
+++ b/netwerk/base/ClosingService.cpp
@@ -121,41 +121,16 @@ ClosingService::StartInternal()
 // static
 nsresult
 ClosingService::AttachIOLayer(PRFileDesc *aFd)
 {
   // We are going to remove ClosingService soon.
   // This change is going to turn it off, so ClosingService is not used.
   // Bug 1238010.
   return NS_OK;
-
-  if (!sTcpUdpPRCloseLayerMethodsPtr) {
-    return NS_OK;
-  }
-
-  PRFileDesc * layer;
-  PRStatus     status;
-
-  layer = PR_CreateIOLayerStub(sTcpUdpPRCloseLayerId,
-                               sTcpUdpPRCloseLayerMethodsPtr);
-
-  if (!layer) {
-    return NS_OK;
-  }
-
-  ClosingLayerSecret *secret = new ClosingLayerSecret(sInstance);
-  layer->secret = reinterpret_cast<PRFilePrivate *>(secret);
-
-  status = PR_PushIOLayer(aFd, PR_NSPR_IO_LAYER, layer);
-
-  if (status == PR_FAILURE) {
-    delete secret;
-    PR_DELETE(layer);
-  }
-  return NS_OK;
 }
 
 void
 ClosingService::PostRequest(PRFileDesc *aFd)
 {
   mozilla::MonitorAutoLock mon(mMonitor);
 
   // Check if shutdown is called.