1 files changed, 3 insertions, 1 deletions
diff --git a/deps/v8/src/heap/cppgc-js/cpp-marking-state.h b/deps/v8/src/heap/cppgc-js/cpp-marking-state.h
index ad8ef3b680..3710ad4c19 100644
--- a/deps/v8/src/heap/cppgc-js/cpp-marking-state.h
+++ b/deps/v8/src/heap/cppgc-js/cpp-marking-state.h
@@ -18,7 +18,7 @@ namespace internal {
 class JSObject;
 class EmbedderDataSlot;
 
-class CppMarkingState {
+class CppMarkingState final {
  public:
   using EmbedderDataSnapshot =
       std::pair<EmbedderDataSlot::EmbedderDataSlotSnapshot,
@@ -48,6 +48,8 @@ class CppMarkingState {
   inline void MarkAndPush(const EmbedderDataSnapshot&);
   inline void MarkAndPush(const EmbedderDataSlot type_slot,
                           const EmbedderDataSlot instance_slot);
+  inline void MarkAndPushForWriteBarrier(const EmbedderDataSlot type_slot,
+                                         const EmbedderDataSlot instance_slot);
 
   bool IsLocalEmpty() {
     return marking_state_.marking_worklist().IsLocalEmpty();