bug 1406831 simplify AssertOnGraphThreadOrNotRunning() r=pehrsons

mLifecycleState is always > LIFECYCLE_RUNNING when mDetectedNotRunning

MozReview-Commit-ID: Ds6ybTv4miA

--HG--
extra : rebase_source : 71aea6693026dc919ea6d2096f55152ae12bc58e

dom/media/MediaStreamGraph.cpp

@@ -1126,7 +1126,6 @@ MediaStreamGraph::AssertOnGraphThreadOrNotRunning() const
   // 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();
     }