[LayoutNG] Re-enable virtual/layout_ng/

third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/port/base.py

 # Copyright (C) 2010 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 646 matching lines @@
         reftest_list = []
         for expectation, prefix in (('==', ''), ('!=', '-mismatch')):
             for extension in Port.supported_file_extensions:
                 path = self.expected_filename(test_name, prefix + extension)
                 if self._filesystem.exists(path):
                     reftest_list.append((expectation, path))
         if reftest_list:
             return reftest_list
 
         # Try to extract information from MANIFEST.json.
+        match = re.match(r'virtual/[^/]+/', test_name)
+        if match:
+            test_name = test_name[match.end(0):]
         match = re.match(r'external/wpt/(.*)', test_name)
         if not match:
             return []
         path_in_wpt = match.group(1)
         for expectation, ref_path_in_wpt in self._wpt_manifest().extract_reference_list(path_in_wpt):
             ref_absolute_path = self._filesystem.join(self.layout_tests_dir(), 'external/wpt' + ref_path_in_wpt)
             reftest_list.append((expectation, ref_absolute_path))
         return reftest_list
 
     def tests(self, paths):
@@ skipping 942 matching lines @@
 
     def __init__(self, base, args, reference_args=None):
         self.name = base
         self.base = base
         self.args = args
         self.reference_args = args if reference_args is None else reference_args
         self.tests = set()
 
     def __repr__(self):
         return "PhysicalTestSuite('%s', '%s', %s, %s)" % (self.name, self.base, self.args, self.reference_args)