--- services/viz/public/mojom/BUILD.gn.orig	2025-12-10 15:04:57 UTC
+++ services/viz/public/mojom/BUILD.gn
@@ -53,7 +53,7 @@ mojom("mojom") {
 
   # Used in thread.mojom
   enabled_features = []
-  if (is_fuchsia || is_apple) {
+  if (is_fuchsia || is_apple || is_bsd) {
     enabled_features += [ "thread_id_is_64_bit" ]
   } else {
     enabled_features += [ "thread_id_is_32_bit" ]