test.dart: Push all required files to Android device when running AOT tests

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 2564 matching lines @@
     var runner = command.precompiledRunnerFilename;
     var testdir = command.precompiledTestDirectory;
     var arguments = command.arguments;
     var devicedir = '/data/local/tmp/precompilation-testing';
     var deviceTestDir = '/data/local/tmp/precompilation-testing/test';
 
     // We copy all the files which the vm precompiler puts into the test
     // directory.
     List<String> files = new io.Directory(testdir)
         .listSync()
-        .where((fse) => fse is io.File)
         .map((file) => file.path)
         .map((path) => path.substring(path.lastIndexOf('/') + 1))
         .toList();
 
     var timeoutDuration = new Duration(seconds: timeout);
 
     // All closures are of type "Future<AdbCommandResult> run()"
     List<Function> steps = [];
 
     steps.add(() => device.runAdbShellCommand(['rm', '-Rf', deviceTestDir]));
@@ skipping 479 matching lines @@
     }
   }
 
   void eventAllTestsDone() {
     for (var listener in _eventListener) {
       listener.allDone();
     }
     _allDone();
   }
 }