Fix windows
diff --git a/src/core/iomgr/pollset_windows.c b/src/core/iomgr/pollset_windows.c
index bfd9e69..2e650ca 100644
--- a/src/core/iomgr/pollset_windows.c
+++ b/src/core/iomgr/pollset_windows.c
@@ -107,7 +107,7 @@
   pollset->shutting_down = 1;
   grpc_pollset_kick(pollset, GRPC_POLLSET_KICK_BROADCAST);
   if (!pollset->is_iocp_worker) {
-    grpc_exec_ctx_enqueue(exec_ctx, closure, 1);
+    grpc_exec_ctx_enqueue(exec_ctx, closure, true, NULL);
   } else {
     pollset->on_shutdown = closure;
   }
@@ -165,7 +165,7 @@
       }
 
       if (pollset->shutting_down && pollset->on_shutdown != NULL) {
-        grpc_exec_ctx_enqueue(exec_ctx, pollset->on_shutdown, 1);
+        grpc_exec_ctx_enqueue(exec_ctx, pollset->on_shutdown, true, NULL);
         pollset->on_shutdown = NULL;
       }
       goto done;