Add --no-background-compilation to tests that expect to run code in optimized form

tests/language/range_analysis_test.dart

 // 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.
 // Dart test program for constructors and initializers.
-// VMOptions=--optimization-counter-threshold=10 --no-use-osr
+// VMOptions=--optimization-counter-threshold=10 --no-use-osr --no-background-compilation
 
 import "package:expect/expect.dart";
 
 // Check that range analysis does not enter infinite loop trying to propagate
 // ranges through dependant phis.
 bar() {
   var sum = 0;
   for (var i = 0; i < 10; i++) {
     for (var j = i - 1; j >= 0; j--) {
       for (var k = j; k < i; k++) {
@@ skipping 97 matching lines @@
   for (var i = 0; i < 20; i++) h(10);
   Expect.equals(10, h(10));
 }
 
 
 main() {
   test1();
   test2();
   test3();
 }