Check in codegen test expectations.

test/codegen/expect/corelib/symbol_reserved_word_test_01_multi.js

Index: test/codegen/expect/corelib/symbol_reserved_word_test_01_multi.js
diff --git a/test/codegen/expect/corelib/symbol_reserved_word_test_01_multi.js b/test/codegen/expect/corelib/symbol_reserved_word_test_01_multi.js
new file mode 100644
index 0000000000000000000000000000000000000000..82baa053b979a0798c806562f752ee866eca5d1e
--- /dev/null
+++ b/test/codegen/expect/corelib/symbol_reserved_word_test_01_multi.js
@@ -0,0 +1,27 @@
+dart_library.library('corelib/symbol_reserved_word_test_01_multi', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__symbol_reserved_word_test_01_multi(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 symbol_reserved_word_test_01_multi = Object.create(null);
+  let VoidToSymbol = () => (VoidToSymbol = dart.constFn(dart.definiteFunctionType(core.Symbol, [])))();
+  let dynamicTobool = () => (dynamicTobool = dart.constFn(dart.definiteFunctionType(core.bool, [dart.dynamic])))();
+  let StringTovoid = () => (StringTovoid = dart.constFn(dart.definiteFunctionType(dart.void, [core.String])))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  symbol_reserved_word_test_01_multi.checkBadSymbol = function(s) {
+    expect$.Expect.throws(dart.fn(() => core.Symbol.new(s), VoidToSymbol()), dart.fn(e => core.ArgumentError.is(e), dynamicTobool()));
+  };
+  dart.fn(symbol_reserved_word_test_01_multi.checkBadSymbol, StringTovoid());
+  let const$;
+  symbol_reserved_word_test_01_multi.main = function() {
+    let x = null;
+    x = const$ || (const$ = dart.const(core.Symbol.new('void')));
+  };
+  dart.fn(symbol_reserved_word_test_01_multi.main, VoidTodynamic());
+  // Exports:
+  exports.symbol_reserved_word_test_01_multi = symbol_reserved_word_test_01_multi;
+});