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

Tools/Scripts/webkitpy/layout_tests/run_webkit_tests.py

Index: Tools/Scripts/webkitpy/layout_tests/run_webkit_tests.py
diff --git a/Tools/Scripts/webkitpy/layout_tests/run_webkit_tests.py b/Tools/Scripts/webkitpy/layout_tests/run_webkit_tests.py
index d5a059be956e4d231714091670361e37ebd449af..26c017feef80c81c1b1b93bb0921a01d5cfd6a64 100644
--- a/Tools/Scripts/webkitpy/layout_tests/run_webkit_tests.py
+++ b/Tools/Scripts/webkitpy/layout_tests/run_webkit_tests.py
@@ -31,12 +31,12 @@
 import logging
 import optparse
 import os
-import signal
 import sys
 import traceback
 
 from webkitpy.common.host import Host
 from webkitpy.layout_tests.controllers.manager import Manager
+from webkitpy.layout_tests.models.test_run_results import INTERRUPTED_EXIT_STATUS
 from webkitpy.layout_tests.port import configuration_options, platform_options
 from webkitpy.layout_tests.views import buildbot_results
 from webkitpy.layout_tests.views import printing
@@ -45,9 +45,6 @@ from webkitpy.layout_tests.views import printing
 _log = logging.getLogger(__name__)
 
 
-# This mirrors what the shell normally does.
-INTERRUPTED_EXIT_STATUS = signal.SIGINT + 128
-
 # This is a randomly chosen exit code that can be tested against to
 # indicate that an unexpected exception occurred.
 EXCEPTIONAL_EXIT_STATUS = 254
@@ -78,11 +75,12 @@ def main(argv, stdout, stderr):
 
     try:
         run_details = run(port, options, args, stderr)
-        if run_details.exit_code != -1:
+        if run_details.exit_code != -1 and not run_details.initial_results.keyboard_interrupted:
             bot_printer = buildbot_results.BuildBotPrinter(stdout, options.debug_rwt_logging)
             bot_printer.print_results(run_details)
 
         return run_details.exit_code
+    # We need to still handle KeyboardInterrupt, atleast for webkitpy unittest cases.
     except KeyboardInterrupt:
         return INTERRUPTED_EXIT_STATUS
     except BaseException as e: