implement kernel -> ssa for simple binary expression

tests/compiler/dart2js/kernel/simple_function_test.dart

Index: tests/compiler/dart2js/kernel/simple_function_test.dart
diff --git a/tests/compiler/dart2js/kernel/simple_function_test.dart b/tests/compiler/dart2js/kernel/simple_function_test.dart
index 5b1985d2207d821616c03be84da8fc7515dfba37..65391344ed36b9aa4fdbda0c85fb352e431afece 100644
--- a/tests/compiler/dart2js/kernel/simple_function_test.dart
+++ b/tests/compiler/dart2js/kernel/simple_function_test.dart
@@ -1,3 +1,7 @@
+// Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
 import 'package:test/test.dart';
 
 import 'helper.dart' show check;