Check in codegen test expectations.

test/codegen/expect/language/regress_13462_1_test.js

Index: test/codegen/expect/language/regress_13462_1_test.js
diff --git a/test/codegen/expect/language/regress_13462_1_test.js b/test/codegen/expect/language/regress_13462_1_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..739f47845838b27d3aa6404aa3e8aa5cea467c09
--- /dev/null
+++ b/test/codegen/expect/language/regress_13462_1_test.js
@@ -0,0 +1,19 @@
+dart_library.library('language/regress_13462_1_test', null, /* Imports */[
+  'dart_sdk'
+], function load__regress_13462_1_test(exports, dart_sdk) {
+  'use strict';
+  const core = dart_sdk.core;
+  const mirrors = dart_sdk.mirrors;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const regress_13462_1_test = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  let const$;
+  regress_13462_1_test.main = function() {
+    let name = mirrors.MirrorSystem.getName(const$ || (const$ = dart.const(core.Symbol.new('foo'))));
+    if (name != 'foo') dart.throw(dart.str`Wrong name: ${name} != foo`);
+  };
+  dart.fn(regress_13462_1_test.main, VoidTodynamic());
+  // Exports:
+  exports.regress_13462_1_test = regress_13462_1_test;
+});