User interruption should still create results.html for run-webkit-tests.

Tools/Scripts/webkitpy/layout_tests/run_webkit_tests_integrationtest.py

 # Copyright (C) 2010 Google Inc. All rights reserved.
 # Copyright (C) 2010 Gabor Rapcsanyi (rgabor@inf.u-szeged.hu), University of Szeged
 # Copyright (C) 2011 Apple 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.
@@ skipping 273 matching lines @@
 
     def test_full_results_html(self):
         host = MockHost()
         details, _, _ = logging_run(['--full-results-html'], host=host)
         self.assertEqual(details.exit_code, 0)
         self.assertEqual(len(host.user.opened_urls), 1)
 
     def test_keyboard_interrupt(self):
         # Note that this also tests running a test marked as SKIP if
         # you specify it explicitly.
-        self.assertRaises(KeyboardInterrupt, logging_run, ['failures/expected/keyboard.html', '--child-processes', '1'], tests_included=True)
+        details, _, _ = logging_run(['failures/expected/keyboard.html', '--child-processes', '1'], tests_included=True)
+        self.assertEqual(details.exit_code, run_webkit_tests.INTERRUPTED_EXIT_STATUS)
 
         if self.should_test_processes:
-            self.assertRaises(KeyboardInterrupt, logging_run,
-                ['failures/expected/keyboard.html', 'passes/text.html', '--child-processes', '2', '--skipped=ignore'], tests_included=True, shared_port=False)
+            _, regular_output, _ = logging_run(['failures/expected/keyboard.html', 'passes/text.html', '--child-processes', '2', '--skipped=ignore'], tests_included=True, shared_port=False)
+            self.assertTrue(any(['Interrupted, exiting' in line for line in regular_output.buflist]))
 
     def test_no_tests_found(self):
         details, err, _ = logging_run(['resources'], tests_included=True)
         self.assertEqual(details.exit_code, -1)
         self.assertContains(err, 'No tests to run.\n')
 
     def test_no_tests_found_2(self):
         details, err, _ = logging_run(['foo'], tests_included=True)
         self.assertEqual(details.exit_code, -1)
         self.assertContains(err, 'No tests to run.\n')
@@ skipping 657 matching lines @@
 
             run_webkit_tests.run = successful_run
             res = run_webkit_tests.main(['--platform', 'test'], stdout, stderr)
             self.assertEqual(res, -1)
 
             run_webkit_tests.run = exception_raising_run
             res = run_webkit_tests.main([], stdout, stderr)
             self.assertEqual(res, run_webkit_tests.EXCEPTIONAL_EXIT_STATUS)
         finally:
             run_webkit_tests.run = orig_run_fn