Check in codegen test expectations.

test/codegen/expect/language/regress_23038_test_none_multi.js

Index: test/codegen/expect/language/regress_23038_test_none_multi.js
diff --git a/test/codegen/expect/language/regress_23038_test_none_multi.js b/test/codegen/expect/language/regress_23038_test_none_multi.js
new file mode 100644
index 0000000000000000000000000000000000000000..dfa31daf4e87573e46daf289452f2d2c8eb4f7ab
--- /dev/null
+++ b/test/codegen/expect/language/regress_23038_test_none_multi.js
@@ -0,0 +1,31 @@
+dart_library.library('language/regress_23038_test_none_multi', null, /* Imports */[
+  'dart_sdk'
+], function load__regress_23038_test_none_multi(exports, dart_sdk) {
+  'use strict';
+  const core = dart_sdk.core;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const regress_23038_test_none_multi = Object.create(null);
+  let C = () => (C = dart.constFn(regress_23038_test_none_multi.C$()))();
+  let COfint = () => (COfint = dart.constFn(regress_23038_test_none_multi.C$(core.int)))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  regress_23038_test_none_multi.C$ = dart.generic(T => {
+    class C extends core.Object {
+      new() {
+      }
+    }
+    dart.addTypeTests(C);
+    dart.setSignature(C, {
+      constructors: () => ({new: dart.definiteFunctionType(regress_23038_test_none_multi.C$(T), [])})
+    });
+    return C;
+  });
+  regress_23038_test_none_multi.C = C();
+  let const$;
+  regress_23038_test_none_multi.main = function() {
+    const$ || (const$ = dart.const(new (COfint())()));
+  };
+  dart.fn(regress_23038_test_none_multi.main, VoidTodynamic());
+  // Exports:
+  exports.regress_23038_test_none_multi = regress_23038_test_none_multi;
+});