Check in codegen test expectations.

test/codegen/expect/language/inferrer_closure_test.js

Index: test/codegen/expect/language/inferrer_closure_test.js
diff --git a/test/codegen/expect/language/inferrer_closure_test.js b/test/codegen/expect/language/inferrer_closure_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..ba2f3ac072f52d5924082890aebc8ce3267c0937
--- /dev/null
+++ b/test/codegen/expect/language/inferrer_closure_test.js
@@ -0,0 +1,30 @@
+dart_library.library('language/inferrer_closure_test', null, /* Imports */[
+  'dart_sdk'
+], function load__inferrer_closure_test(exports, dart_sdk) {
+  'use strict';
+  const core = dart_sdk.core;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const inferrer_closure_test = Object.create(null);
+  let dynamicToString = () => (dynamicToString = dart.constFn(dart.definiteFunctionType(core.String, [dart.dynamic])))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  dart.defineLazy(inferrer_closure_test, {
+    get closure() {
+      return dart.fn(a => dart.toString(a), dynamicToString());
+    },
+    set closure(_) {}
+  });
+  dart.copyProperties(inferrer_closure_test, {
+    get foo() {
+      return inferrer_closure_test.closure;
+    }
+  });
+  inferrer_closure_test.main = function() {
+    if (!dart.equals(dart.dcall(inferrer_closure_test.foo, 42), '42')) {
+      dart.throw('Test failed');
+    }
+  };
+  dart.fn(inferrer_closure_test.main, VoidTodynamic());
+  // Exports:
+  exports.inferrer_closure_test = inferrer_closure_test;
+});