Add VMOptions to optimize tests that need to be (Part I).

tests/language/deopt_smi_op_test.dart

Index: tests/language/deopt_smi_op_test.dart
===================================================================
--- tests/language/deopt_smi_op_test.dart	(revision 24922)
+++ tests/language/deopt_smi_op_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=--optimization-counter-threshold=10 --no-use-osr
 
 import "package:expect/expect.dart";
 
@@ -23,12 +24,12 @@
 }
 
 main() {
-  for (var i=0; i<10000; i++) test_mul(10);
+  for (var i=0; i<20; i++) test_mul(10);
   Expect.equals(1000000, test_mul(10));
   Expect.equals(100000000000, test_mul(1000000));
   Expect.equals(100000 * 0x3fffffffffffffff, test_mul(0x3fffffffffffffff));
 
-  for (var i=0; i<10000; i++) test_neg(10);
+  for (var i=0; i<20; i++) test_neg(10);
   Expect.equals(-10, test_neg(10));
   Expect.equals(0x40000000, test_neg(-0x40000000));
   Expect.equals(0x4000000000000000, test_neg(-0x4000000000000000));