Revert of Fix reftest crash logs

Tools/Scripts/webkitpy/layout_tests/controllers/single_test_runner.py

 # Copyright (C) 2011 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 # copyright notice, this list of conditions and the following disclaimer
@@ skipping 350 matching lines @@
     def _run_reftest(self):
         test_output = self._driver.run_test(self._driver_input(), self._stop_when_done)
         total_test_time = 0
         reference_output = None
         test_result = None
 
         # If the test crashed, or timed out, there's no point in running the reference at all.
         # This can save a lot of execution time if we have a lot of crashes or timeouts.
         if test_output.crash or test_output.timeout:
             expected_driver_output = DriverOutput(text=None, image=None, image_hash=None, audio=None)
-            test_result = self._compare_output(expected_driver_output, test_output)
-            test_result_writer.write_test_result(self._filesystem, self._port, self._results_directory, self._test_name, test_output, reference_output, test_result.failures)
-            return test_result
+            return self._compare_output(expected_driver_output, test_output)
 
         # A reftest can have multiple match references and multiple mismatch references;
         # the test fails if any mismatch matches and all of the matches don't match.
         # To minimize the number of references we have to check, we run all of the mismatches first,
         # then the matches, and short-circuit out as soon as we can.
         # Note that sorting by the expectation sorts "!=" before "==" so this is easy to do.
 
         putAllMismatchBeforeMatch = sorted
         reference_test_names = []
         for expectation, reference_filename in putAllMismatchBeforeMatch(self._reference_files):
@@ skipping 48 matching lines @@
         elif reference_driver_output.image_hash != actual_driver_output.image_hash:
             diff, err_str = self._port.diff_image(reference_driver_output.image, actual_driver_output.image)
             if diff:
                 failures.append(test_failures.FailureReftestMismatch(reference_filename))
             elif err_str:
                 _log.error(err_str)
             else:
                 _log.warning("  %s -> ref test hashes didn't match but diff passed" % self._test_name)
 
         return TestResult(self._test_name, failures, total_test_time, has_stderr, pid=actual_driver_output.pid)