Reapply "Resolve references to "this" the same way as normal variables""

test/cctest/test-serialize.cc

Index: test/cctest/test-serialize.cc
diff --git a/test/cctest/test-serialize.cc b/test/cctest/test-serialize.cc
index 8713f5d15456ce5ffa47d6d1f5bcdd4e2e3f2e33..8586edb20eedd913fce76fb4d87adabaf23bbf30 100644
--- a/test/cctest/test-serialize.cc
+++ b/test/cctest/test-serialize.cc
@@ -628,7 +628,7 @@ UNINITIALIZED_DEPENDENT_TEST(CustomContextDeserialization,
       root =
           deserializer.DeserializePartial(isolate, global_proxy,
                                           &outdated_contexts).ToHandleChecked();
-      CHECK_EQ(2, outdated_contexts->length());
+      CHECK_EQ(3, outdated_contexts->length());
       CHECK(root->IsContext());
       Handle<Context> context = Handle<Context>::cast(root);
       CHECK(context->global_proxy() == *global_proxy);