--- a/dom/media/MediaShutdownManager.h
+++ b/dom/media/MediaShutdownManager.h
@@ -86,16 +86,13 @@ private:
   void RemoveBlocker();
 
   static StaticRefPtr<MediaShutdownManager> sInstance;
 
   // References to the MediaDecoder. The decoders unregister themselves
   // in their Shutdown() method, so we'll drop the reference naturally when
   // we're shutting down (in the non xpcom-shutdown case).
   nsTHashtable<nsRefPtrHashKey<MediaDecoder>> mDecoders;
-
-  bool mIsDoingXPCOMShutDown = false;
-  nsresult mError = NS_OK;
 };
 
 } // namespace mozilla
 
 #endif