--- a/dom/plugins/BrowserStreamChild.h
+++ b/dom/plugins/BrowserStreamChild.h
@@ -107,17 +107,17 @@ public:
 
     mInstanceDying = true;
     return true;
   }
 
   void FinishDelivery() {
     NS_ASSERTION(mInstanceDying, "Should only be called after InstanceDying");
     NS_ASSERTION(DELETING != mState, "InstanceDying didn't work?");
-    mStreamStatus = NPRES_NETWORK_ERR;
+    mStreamStatus = NPRES_USER_BREAK;
     Deliver();
     NS_ASSERTION(!mStreamNotify, "Didn't deliver NPN_URLNotify?");
   }
 
 private:
   friend class StreamNotifyChild;
   using PBrowserStreamChild::SendNPN_DestroyStream;