Exposes Symbol.toPrimitive in C++ APIs as Symbol::GetToPrimitive.

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index 6b234bc2bd3c00035e9fb5ba3cdb0e08d526992c..857d13c6296a123c866485332233ed6697b9ae28 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -7834,6 +7834,10 @@ Local<Symbol> v8::Symbol::GetUnscopables(Isolate* isolate) {
   return Utils::ToLocal(i_isolate->factory()->unscopables_symbol());
 }
 
+Local<Symbol> v8::Symbol::GetToPrimitive(Isolate* isolate) {
+  i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate);
+  return Utils::ToLocal(i_isolate->factory()->to_primitive_symbol());
+}
 
 Local<Symbol> v8::Symbol::GetToStringTag(Isolate* isolate) {
   i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate);