icecat: add release icecat-140.10.1-1gnu1 for ecne

icecat/xpcom/threads/nsThreadPool.cpp

@@ -466,6 +466,10 @@ nsThreadPool::Run() {
   MOZ_ASSERT(gCurrentThreadPool.get() == this);
   gCurrentThreadPool.set(nullptr);
 
+  // Clear the thread's back-pointer into this pool so that the profiler's
+  // SamplerThread stops using it for this thread.
+  static_cast<nsThread*>(current.get())->SetPoolThreadFreePtr(nullptr);
+
   if (shutdownThreadOnExit) {
     ShutdownThread(current);
   }