1 files changed, 16 insertions, 0 deletions
diff --git a/js/public/UbiNode.h b/js/public/UbiNode.h
index a4ed0dff49..3df3a4840b 100644
--- a/js/public/UbiNode.h
+++ b/js/public/UbiNode.h
@@ -1057,6 +1057,22 @@ class JS_PUBLIC_API(Concrete<JS::Symbol>) : TracerConcrete<JS::Symbol> {
 };
 
 template<>
+class JS_PUBLIC_API(Concrete<JS::BigInt>) : TracerConcrete<JS::BigInt> {
+  protected:
+    explicit Concrete(JS::BigInt* ptr) : TracerConcrete(ptr) {}
+
+  public:
+    static void construct(void* storage, JS::BigInt* ptr) {
+        new (storage) Concrete(ptr);
+    }
+
+    Size size(mozilla::MallocSizeOf mallocSizeOf) const override;
+
+    const char16_t* typeName() const override { return concreteTypeName; }
+    static const char16_t concreteTypeName[];
+};
+
+template<>
 class JS_PUBLIC_API(Concrete<JSScript>) : TracerConcreteWithCompartment<JSScript> {
   protected:
     explicit Concrete(JSScript *ptr) : TracerConcreteWithCompartment<JSScript>(ptr) { }