FAILED: dart2js-ie9 release_ia32 html/dom_isolates_test
Expected: pass
Actual: fail

stdout:

  <h1> Running /E:/b/build/slave/dart2js-ie9-win7-all-6-6/build/dart/tests/html/dom_isolates_test.dart </h1>
  <script type="text/javascript" src="/root_dart/pkg/unittest/lib/test_controller.js">
  </script>
  <script onerror="externalError(null)" type="text/javascript" src="/root_build/generated_tests/dart2js-ie9/tests_html_dom_isolates_test/test.js">
  </script>
  <script type="text/javascript" src="/root_dart/pkg/browser/lib/dart.js"></script>

<pre>Error:

http://127.0.0.1:51296/root_build/generated_tests/dart2js-ie9/tests_html_dom_isolates_test/test.js:5946:
Object doesn't support property or method 'then$1'

</pre><pre>FAIL</pre><pre>FAIL</pre>

To retest, run: E:\b\build\slave\dart2js-ie9-win7-all-6-6\build\dart\tools\testing\bin\windows\dart.exe /E:/b/build/slave/dart2js-ie9-win7-all-6-6/build/dart/tools/testing/dart/http_server.dart -p 51296 -c 51297 --build-directory=E:\b\build\slave\dart2js-ie9-win7-all-6-6\build\dart\build\ReleaseIA32

Compilation command: build\ReleaseIA32\dart-sdk\bin\dart2js.bat "--package-root=build/ReleaseIA32/packages/" "--out=E:/b/build/slave/dart2js-ie9-win7-all-6-6/build/dart/build/ReleaseIA32/generated_tests/dart2js-ie9/tests_html_dom_isolates_test/test.js" "/E:/b/build/slave/dart2js-ie9-win7-all-6-6/build/dart/tests/html/dom_isolates_test.dart"

Command line: python "E:\b\build\slave\dart2js-ie9-win7-all-6-6\build\dart\tools\testing\run_selenium.py" "--browser=ie9" "--timeout=240" "--out=http://127.0.0.1:51296/root_build/generated_tests/dart2js-ie9/tests_html_dom_isolates_test/test.html?crossOriginPort=51297"