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

Tools/Scripts/webkitpy/layout_tests/run_webkit_tests_integrationtest.py

Index: Tools/Scripts/webkitpy/layout_tests/run_webkit_tests_integrationtest.py
diff --git a/Tools/Scripts/webkitpy/layout_tests/run_webkit_tests_integrationtest.py b/Tools/Scripts/webkitpy/layout_tests/run_webkit_tests_integrationtest.py
index df65f7dda022ed78d4994128eee6e7a333699ae3..137f259a3805b1cc1ede473343e20b2822f3de7c 100644
--- a/Tools/Scripts/webkitpy/layout_tests/run_webkit_tests_integrationtest.py
+++ b/Tools/Scripts/webkitpy/layout_tests/run_webkit_tests_integrationtest.py
@@ -36,6 +36,7 @@ import platform
 import Queue
 import re
 import StringIO
+import signal
 import sys
 import thread
 import time
@@ -56,6 +57,8 @@ from webkitpy.test.skip import skip_if
 from webkitpy.tool import grammar
 from webkitpy.tool.mocktool import MockOptions
 
+# This mirrors what the shell normally does.
+INTERRUPTED_EXIT_STATUS = signal.SIGINT + 128
 
 def parse_args(extra_args=None, tests_included=False, new_results=False, print_nothing=True):
     extra_args = extra_args or []
@@ -291,11 +294,13 @@ class RunTest(unittest.TestCase, StreamTestingMixin):
     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)
+        host = MockHost()
+        details, _, _ = logging_run(['failures/expected/keyboard.html', '--child-processes', '1'], tests_included=True, host=host)
+        self.assertEqual(details.exit_code, 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(['Running 1 ' in line for line in regular_output.buflist]))
 
     def test_no_tests_found(self):
         details, err, _ = logging_run(['resources'], tests_included=True)
@@ -962,7 +967,7 @@ class MainTest(unittest.TestCase):
         try:
             run_webkit_tests.run = interrupting_run
             res = run_webkit_tests.main([], stdout, stderr)
-            self.assertEqual(res, run_webkit_tests.INTERRUPTED_EXIT_STATUS)
+            self.assertEqual(res, INTERRUPTED_EXIT_STATUS)
 
             run_webkit_tests.run = successful_run
             res = run_webkit_tests.main(['--platform', 'test'], stdout, stderr)