- Remove uses of the dart_bin binary.

tools/testing/dart/test_options.dart

 // Copyright (c) 2011, 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.
 
 #library("test_options_parser");
 
 List<String> defaultTestSelectors =
     const ['samples', 'standalone', 'corelib', 'co19', 'language',
            'isolate', 'stub-generator', 'vm'];
 
@@ skipping 273 matching lines @@
     }
 
     return [configuration];
   }
 
 
   /**
    * Print out usage information.
    */
   void _printHelp() {
-    print('usage: dart_bin test.dart [options]\n');
+    print('usage: dart test.dart [options]\n');
     print('Options:\n');
     for (var option in _options) {
       print('${option.name}: ${option.description}.');
       for (var name in option.keys) {
         assert(name.startsWith('-'));
         var buffer = new StringBuffer();;
         buffer.add(name);
         if (option.type == 'bool') {
           assert(option.values.empty());
         } else {
@@ skipping 28 matching lines @@
       if (option.keys.some((key) => key == name)) {
         return option;
       }
     }
     return null;
   }
 
 
   List<_TestOptionSpecification> _options;
 }