Check in codegen test expectations.

test/codegen/expect/language/methods_as_constants2_test.js

+dart_library.library('language/methods_as_constants2_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__methods_as_constants2_test(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 methods_as_constants2_test = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  methods_as_constants2_test.topLevelMethod = function() {
+    return 42;
+  };
+  dart.fn(methods_as_constants2_test.topLevelMethod, VoidTodynamic());
+  methods_as_constants2_test.A = class A extends core.Object {
+    new(f) {
+      this.f = f;
+    }
+  };
+  dart.setSignature(methods_as_constants2_test.A, {
+    constructors: () => ({new: dart.definiteFunctionType(methods_as_constants2_test.A, [core.Function])})
+  });
+  let const$;
+  methods_as_constants2_test.main = function() {
+    expect$.Expect.equals(42, dart.dsend(const$ || (const$ = dart.const(new methods_as_constants2_test.A(methods_as_constants2_test.topLevelMethod))), 'f'));
+  };
+  dart.fn(methods_as_constants2_test.main, VoidTodynamic());
+  // Exports:
+  exports.methods_as_constants2_test = methods_as_constants2_test;
+});