[promises] Move PromiseResolveThenableJob to c++

src/ast/ast-types.cc

Index: src/ast/ast-types.cc
diff --git a/src/ast/ast-types.cc b/src/ast/ast-types.cc
index aa861af035c3ce8521430ba07a7b60aabc4237b4..03812f9797cfdc5074c95a3f6133d2bcff211582 100644
--- a/src/ast/ast-types.cc
+++ b/src/ast/ast-types.cc
@@ -259,6 +259,7 @@ AstType::bitset AstBitsetType::Lub(i::Map* map) {
     case ACCESS_CHECK_INFO_TYPE:
     case INTERCEPTOR_INFO_TYPE:
     case CALL_HANDLER_INFO_TYPE:
+    case PROMISE_CONTAINER_TYPE:
     case FUNCTION_TEMPLATE_INFO_TYPE:
     case OBJECT_TEMPLATE_INFO_TYPE:
     case SIGNATURE_INFO_TYPE: