Check in codegen test expectations.

test/codegen/expect/language/method_override8_test_none_multi.js

Index: test/codegen/expect/language/method_override8_test_none_multi.js
diff --git a/test/codegen/expect/language/method_override8_test_none_multi.js b/test/codegen/expect/language/method_override8_test_none_multi.js
new file mode 100644
index 0000000000000000000000000000000000000000..b8c1373ba807f223a9cbda46d438f9c711261af0
--- /dev/null
+++ b/test/codegen/expect/language/method_override8_test_none_multi.js
@@ -0,0 +1,27 @@
+dart_library.library('language/method_override8_test_none_multi', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__method_override8_test_none_multi(exports, dart_sdk, expect) {
+  'use strict';
+  const core = dart_sdk.core;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const expect$ = expect.expect;
+  const method_override8_test_none_multi = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  method_override8_test_none_multi.A = class A extends core.Object {};
+  method_override8_test_none_multi.B = class B extends method_override8_test_none_multi.A {
+    foo() {
+      return 42;
+    }
+  };
+  dart.setSignature(method_override8_test_none_multi.B, {
+    methods: () => ({foo: dart.definiteFunctionType(dart.dynamic, [])})
+  });
+  method_override8_test_none_multi.main = function() {
+    expect$.Expect.equals(42, new method_override8_test_none_multi.B().foo());
+  };
+  dart.fn(method_override8_test_none_multi.main, VoidTodynamic());
+  // Exports:
+  exports.method_override8_test_none_multi = method_override8_test_none_multi;
+});