Check in codegen test expectations.

test/codegen/expect/language/issue9939_test.js

Index: test/codegen/expect/language/issue9939_test.js
diff --git a/test/codegen/expect/language/issue9939_test.js b/test/codegen/expect/language/issue9939_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..2e65911e20fa31fad9a6677f2917a437dbaa30ae
--- /dev/null
+++ b/test/codegen/expect/language/issue9939_test.js
@@ -0,0 +1,49 @@
+dart_library.library('language/issue9939_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__issue9939_test(exports, dart_sdk, expect) {
+  'use strict';
+  const core = dart_sdk.core;
+  const _interceptors = dart_sdk._interceptors;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const expect$ = expect.expect;
+  const issue9939_test = Object.create(null);
+  let JSArrayOfint = () => (JSArrayOfint = dart.constFn(_interceptors.JSArray$(core.int)))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  dart.defineLazy(issue9939_test, {
+    get globalVar() {
+      return JSArrayOfint().of([1, 2]);
+    },
+    set globalVar(_) {}
+  });
+  issue9939_test.A = class A extends core.Object {
+    new(field1, field2) {
+      this.field1 = field1;
+      this.field2 = field2;
+      this.field3 = null;
+      let entered = false;
+      for (let a of core.Iterable._check(this.field1)) {
+        try {
+          entered = true;
+          core.print(this.field2);
+          core.print(this.field2);
+        } catch (e) {
+          dart.throw(e);
+        }
+
+      }
+      expect$.Expect.isTrue(entered);
+      expect$.Expect.equals(issue9939_test.globalVar, this.field1);
+    }
+  };
+  dart.setSignature(issue9939_test.A, {
+    constructors: () => ({new: dart.definiteFunctionType(issue9939_test.A, [dart.dynamic, dart.dynamic])})
+  });
+  issue9939_test.main = function() {
+    new issue9939_test.A(issue9939_test.globalVar, null);
+  };
+  dart.fn(issue9939_test.main, VoidTodynamic());
+  // Exports:
+  exports.issue9939_test = issue9939_test;
+});