[async-functions] support await expressions in finally statements

src/ast/ast-traversal-visitor.h

Index: src/ast/ast-traversal-visitor.h
diff --git a/src/ast/ast-traversal-visitor.h b/src/ast/ast-traversal-visitor.h
index 6d0c386f3b236e6ff2099485328f96a36e842f00..c4ae6ca8c1dbc085cc0a8196591f0d66f506758c 100644
--- a/src/ast/ast-traversal-visitor.h
+++ b/src/ast/ast-traversal-visitor.h
@@ -359,7 +359,6 @@ void AstTraversalVisitor<Subclass>::VisitAssignment(Assignment* expr) {
 template <class Subclass>
 void AstTraversalVisitor<Subclass>::VisitYield(Yield* expr) {
   PROCESS_EXPRESSION(expr);
-  RECURSE_EXPRESSION(Visit(expr->generator_object()));
   RECURSE_EXPRESSION(Visit(expr->expression()));
 }
 
@@ -477,6 +476,12 @@ void AstTraversalVisitor<Subclass>::VisitGetIterator(GetIterator* expr) {
 }
 
 template <class Subclass>
+void AstTraversalVisitor<Subclass>::VisitInternalVariable(
+    InternalVariable* expr) {
+  PROCESS_EXPRESSION(expr);
+}
+
+template <class Subclass>
 void AstTraversalVisitor<Subclass>::VisitSuperPropertyReference(
     SuperPropertyReference* expr) {
   PROCESS_EXPRESSION(expr);