Fix some of the negative language tests in preparation for implementing

tests/language/get_set_syntax_test.dart

Index: tests/language/get_set_syntax_test.dart
===================================================================
--- tests/language/get_set_syntax_test.dart	(revision 22895)
+++ tests/language/get_set_syntax_test.dart	(working copy)
@@ -1,6 +1,7 @@
 // Copyright (c) 2012, 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.
+// VMOptions=--compile_all
 
 var get;
 var get a;            /// 00: compile-time error