Check in codegen test expectations.

test/codegen/expect/language/implicit_closure_test.js

+dart_library.library('language/implicit_closure_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__implicit_closure_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 implicit_closure_test = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  let VoidToint = () => (VoidToint = dart.constFn(dart.definiteFunctionType(core.int, [])))();
+  implicit_closure_test.First = class First extends core.Object {
+    new(i) {
+      this.i = i;
+      this.b = null;
+    }
+    foo() {
+      return this.i;
+    }
+    foo1() {
+      const local = (function() {
+        return this.i;
+      }).bind(this);
+      dart.fn(local, VoidTodynamic());
+      return local;
+    }
+  };
+  dart.setSignature(implicit_closure_test.First, {
+    constructors: () => ({new: dart.definiteFunctionType(implicit_closure_test.First, [core.int])}),
+    methods: () => ({
+      foo: dart.definiteFunctionType(core.int, []),
+      foo1: dart.definiteFunctionType(core.Function, [])
+    })
+  });
+  implicit_closure_test.ImplicitClosureTest = class ImplicitClosureTest extends core.Object {
+    static testMain() {
+      let obj = new implicit_closure_test.First(20);
+      let func = dart.fn(() => obj.i, VoidToint());
+      obj.b = func;
+      expect$.Expect.equals(20, dart.dsend(obj, 'b'));
+      let ib1 = obj.foo1();
+      expect$.Expect.equals(obj.i, dart.dcall(ib1));
+      let ib = dart.bind(obj, 'foo');
+      expect$.Expect.equals(obj.i, ib());
+    }
+  };
+  dart.setSignature(implicit_closure_test.ImplicitClosureTest, {
+    statics: () => ({testMain: dart.definiteFunctionType(dart.void, [])}),
+    names: ['testMain']
+  });
+  implicit_closure_test.main = function() {
+    implicit_closure_test.ImplicitClosureTest.testMain();
+  };
+  dart.fn(implicit_closure_test.main, VoidTodynamic());
+  // Exports:
+  exports.implicit_closure_test = implicit_closure_test;
+});