Add support for uploading results to the flakiness dashboard

tools/telemetry/telemetry/unittest/run_tests.py

 # Copyright 2012 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 logging
 import unittest
 
 from telemetry import decorators
 from telemetry.core import browser_finder
 from telemetry.core import browser_options
@@ skipping 152 matching lines @@
 
       _, result = self.RunOneSuite(possible_browser, args)
       results.append(result)
 
       failed_tests = json_results.FailedTestNames(result)
       retry_limit -= 1
 
     full_results = json_results.FullResults(args, test_suite, results)
     json_results.WriteFullResultsIfNecessary(args, full_results)
 
+    err_occurred, err_str = json_results.UploadFullResultsIfNecessary(
+        args, full_results)
+    if err_occurred:
+      for line in err_str.splitlines():
+        logging.error(line)
+      return 1
+
     return json_results.ExitCodeFromFullResults(full_results)
 
   def RunOneSuite(self, possible_browser, args):
     test_suite = DiscoverTests(config.test_dirs, config.top_level_dir,
                                possible_browser, args.positional_args,
                                args.run_disabled_tests)
     runner = output_formatter.TestRunner()
     result = runner.run(test_suite, config.output_formatters,
                         args.repeat_count, args)
     return test_suite, result
 
   @classmethod
   @RestoreLoggingLevel
   def main(cls, args=None):
     return super(RunTestsCommand, cls).main(args)