Check in codegen test expectations.

test/codegen/expect/language/named_argument_in_const_creation_test.js

Index: test/codegen/expect/language/named_argument_in_const_creation_test.js
diff --git a/test/codegen/expect/language/named_argument_in_const_creation_test.js b/test/codegen/expect/language/named_argument_in_const_creation_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..bbaecb42938b5f12e5f1184adfe019b82381dede
--- /dev/null
+++ b/test/codegen/expect/language/named_argument_in_const_creation_test.js
@@ -0,0 +1,35 @@
+dart_library.library('language/named_argument_in_const_creation_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__named_argument_in_const_creation_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 named_argument_in_const_creation_test = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  named_argument_in_const_creation_test.A = class A extends core.Object {
+    new(a, opts) {
+      let b = opts && 'b' in opts ? opts.b : null;
+      this.x = a;
+      this.y = b;
+    }
+  };
+  dart.setSignature(named_argument_in_const_creation_test.A, {
+    constructors: () => ({new: dart.definiteFunctionType(named_argument_in_const_creation_test.A, [dart.dynamic], {b: dart.dynamic})})
+  });
+  dart.defineLazy(named_argument_in_const_creation_test.A, {
+    get test() {
+      return dart.const(new named_argument_in_const_creation_test.A(1, {b: 2}));
+    }
+  });
+  named_argument_in_const_creation_test.main = function() {
+    let a = named_argument_in_const_creation_test.A.test;
+    expect$.Expect.equals(1, a.x);
+    expect$.Expect.equals(2, a.y);
+  };
+  dart.fn(named_argument_in_const_creation_test.main, VoidTodynamic());
+  // Exports:
+  exports.named_argument_in_const_creation_test = named_argument_in_const_creation_test;
+});