--- a/dom/media/MediaStreamGraph.cpp
+++ b/dom/media/MediaStreamGraph.cpp
@@ -1121,17 +1121,16 @@ MediaStreamGraph::AssertOnGraphThreadOrN
   // either we're on the right thread (and calling CurrentDriver() is safe),
   // or we're going to assert anyways, so don't cross-check CurrentDriver
 #ifdef DEBUG
   MediaStreamGraphImpl const * graph =
     static_cast<MediaStreamGraphImpl const *>(this);
   // if all the safety checks fail, assert we own the monitor
   if (!graph->mDriver->OnThread()) {
     if (!(graph->mDetectedNotRunning &&
-          graph->mLifecycleState > MediaStreamGraphImpl::LIFECYCLE_RUNNING &&
           NS_IsMainThread())) {
       graph->mMonitor.AssertCurrentThreadOwns();
     }
   }
 #endif
 }
 
 bool