Check in codegen test expectations.

test/codegen/expect/language/bool_condition_check_test_none_multi.js

Index: test/codegen/expect/language/bool_condition_check_test_none_multi.js
diff --git a/test/codegen/expect/language/bool_condition_check_test_none_multi.js b/test/codegen/expect/language/bool_condition_check_test_none_multi.js
new file mode 100644
index 0000000000000000000000000000000000000000..9349d00bb99b979b79822402dca42adbb3bbae22
--- /dev/null
+++ b/test/codegen/expect/language/bool_condition_check_test_none_multi.js
@@ -0,0 +1,34 @@
+dart_library.library('language/bool_condition_check_test_none_multi', null, /* Imports */[
+  'dart_sdk'
+], function load__bool_condition_check_test_none_multi(exports, dart_sdk) {
+  'use strict';
+  const core = dart_sdk.core;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const bool_condition_check_test_none_multi = Object.create(null);
+  let __ToString = () => (__ToString = dart.constFn(dart.definiteFunctionType(core.String, [], {a: core.bool, b: core.bool})))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  bool_condition_check_test_none_multi.check = function(opts) {
+    let a = opts && 'a' in opts ? opts.a : null;
+    let b = opts && 'b' in opts ? opts.b : null;
+    let a_string = dart.test(a) ? 'a' : '';
+    let b_string = dart.test(b) ? 'b' : '';
+    return dart.str`${a_string}${b_string}`;
+  };
+  dart.fn(bool_condition_check_test_none_multi.check, __ToString());
+  bool_condition_check_test_none_multi.Class = class Class extends core.Object {
+    new(opts) {
+      let a = opts && 'a' in opts ? opts.a : false;
+      let b = opts && 'b' in opts ? opts.b : true;
+      this.field = bool_condition_check_test_none_multi.check({a: a, b: b});
+    }
+  };
+  dart.setSignature(bool_condition_check_test_none_multi.Class, {
+    constructors: () => ({new: dart.definiteFunctionType(bool_condition_check_test_none_multi.Class, [], {a: core.bool, b: core.bool})})
+  });
+  bool_condition_check_test_none_multi.main = function() {
+  };
+  dart.fn(bool_condition_check_test_none_multi.main, VoidTodynamic());
+  // Exports:
+  exports.bool_condition_check_test_none_multi = bool_condition_check_test_none_multi;
+});