Fix type error in bb_device_steps that causes test_report to crash

build/android/buildbot/bb_device_steps.py

 #!/usr/bin/env python
 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import collections
 import glob
 import hashlib
 import json
 import os
@@ skipping 322 matching lines @@
   elif exit_code == 253: # test_run_results.NO_TESTS_EXIT_STATUS
     bb_annotations.PrintMsg('?? (no tests found)')
   else:
     full_results_path = os.path.join('..', 'layout-test-results',
                                      'full_results.json')
     if os.path.exists(full_results_path):
       full_results = json.load(open(full_results_path))
       unexpected_passes, unexpected_failures, unexpected_flakes = (
           _ParseLayoutTestResults(full_results))
       if unexpected_failures:
-        _PrintDashboardLink('failed', unexpected_failures,
+        _PrintDashboardLink('failed', unexpected_failures.keys(),
                             max_tests=25)
       elif unexpected_passes:
-        _PrintDashboardLink('unexpected passes', unexpected_passes,
+        _PrintDashboardLink('unexpected passes', unexpected_passes.keys(),
                             max_tests=10)
       if unexpected_flakes:
-        _PrintDashboardLink('unexpected flakes', unexpected_flakes,
+        _PrintDashboardLink('unexpected flakes', unexpected_flakes.keys(),
                             max_tests=10)
 
       if exit_code == 0 and (unexpected_passes or unexpected_flakes):
         # If exit_code != 0, RunCmd() will have already printed an error.
         bb_annotations.PrintWarning()
     else:
       bb_annotations.PrintError()
       bb_annotations.PrintMsg('?? (results missing)')
 
   if options.factory_properties.get('archive_webkit_results', False):
@@ skipping 387 matching lines @@
 
   if options.coverage_bucket:
     setattr(options, 'coverage_dir',
             os.path.join(CHROME_OUT_DIR, options.target, 'coverage'))
 
   MainTestWrapper(options)
 
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv))