Run the expected output for RefTests with virtual test suite arguments.

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

 # Copyright (C) 2011 Google Inc. All rights reserved.
 #
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 # modification, are permitted provided that the following conditions are
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 #
 #     * Redistributions of source code must retain the above copyright
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@@ skipping 340 matching lines @@
         # 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):
             reference_test_name = self._port.relative_test_filename(reference_filename)
             reference_test_names.append(reference_test_name)
-            driver_input = DriverInput(reference_test_name, self._timeout, image_hash=None, should_run_pixel_test=True, args=self._port.lookup_virtual_test_args(reference_test_name))
+            driver_input = DriverInput(reference_test_name, self._timeout, image_hash=None, should_run_pixel_test=True, args=self._port.lookup_virtual_test_args(self._test_name))
             reference_output = self._driver.run_test(driver_input, self._stop_when_done)
             test_result = self._compare_output_with_reference(reference_output, test_output, reference_filename, expectation == '!=')
 
             if (expectation == '!=' and test_result.failures) or (expectation == '==' and not test_result.failures):
                 break
             total_test_time += test_result.test_run_time
 
         assert(reference_output)
         test_result_writer.write_test_result(self._filesystem, self._port, self._results_directory, self._test_name, test_output, reference_output, test_result.failures)
 
@@ skipping 31 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)