Add safari browser controller.

tools/testing/dart/test_runner.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.
 
 /**
  * Classes and methods for executing tests.
  *
  * This module includes:
  * - Managing parallel execution of tests, including timeout checks.
  * - Evaluating the output of each test as pass/fail/crash/timeout.
@@ skipping 1636 matching lines @@
     if (_numProcesses < _maxProcesses && !_tests.isEmpty) {
       TestCase test = _tests.removeFirst();
       if (_listTests) {
         var fields = [test.displayName,
                       test.expectedOutcomes.join(','),
                       test.isNegative.toString()];
         fields.addAll(test.commands.last.arguments);
         print(fields.join('\t'));
         return;
       }
-      if (test.usesWebDriver && _needsSelenium && !_isSeleniumAvailable ||
+
+      if (test.usesWebDriver && _needsSelenium && !test.usesBrowserController
+          && !_isSeleniumAvailable ||
           (test is BrowserTestCase && test.waitingForOtherTest)) {
         // The test is not yet ready to run. Put the test back in
         // the queue.  Avoid spin-polling by using a timeout.
         _tests.add(test);
         new Timer(new Duration(milliseconds: 100),
                   _tryRunTest);  // Don't lose a process.
         return;
       }
       // Before running any commands, we print out all commands if '--verbose'
       // was specified.
@@ skipping 191 matching lines @@
     }
   }
 
   void eventAllTestsDone() {
     for (var listener in _eventListener) {
       listener.allDone();
     }
   }
 }