Generalize and_operation_on_non_int_operand_test.

tests/language/and_operation_on_non_integer_operand_test.dart

-// Copyright (c) 2015, 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.
-
-// Regression test for dart2js that used to miscompile boolean add operations 
-// if one of the operands was an int and the other was not (issue 22427).
-
-import "package:expect/expect.dart";
-
-class NotAnInt {
-  NotAnInt operator&(b) => this;
-}
-
-@AssumeDynamic() @NoInline()
-id(x) => x;
-
-main () {
-  var a = id(new NotAnInt());
-  Expect.equals(a, a & 5 & 2);
-}