fix polymer tests -- replace run.sh and run tests using bots

pkg/polymer/test/build/compiler_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.
 
 /** End-to-end tests for the [Compiler] API. */
 library compiler_test;
 
 import 'package:logging/logging.dart' show Level;
 import 'package:path/path.dart' as path;
 import 'package:polymer/src/messages.dart';
@@ skipping 90 matching lines @@
         var msgs = messages.messages.where((m) =>
             m.message.contains('unable')).toList();
         expect(msgs.length, 0);
         MockFileSystem fs = compiler.fileSystem;
         expect(fs.readCount,
             { 'index.html': 1, 'foo.html': 1 });
       }));
     });
   });
 }