Run paint/invalidation with --disable-slimming-paint-invalidation

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 1618 matching lines @@
         pass
 
     def sample_process(self, name, pid):
         pass
 
     def physical_test_suites(self):
         return [
             # For example, to turn on force-compositing-mode in the svg/ directory:
             # PhysicalTestSuite('svg', ['--force-compositing-mode']),
             PhysicalTestSuite('fast/text', ["--enable-direct-write", "--enable-font-antialiasing"]),
+            # Run paint/invalidation with SlimmingPaintInvalidation disabled to ensure
+            # test coverage of the non-SlimmingPaintInvalidation path when SlimmingPaintInvalidation
+            # is enabled for virtual/spinvalidation/paint/invalidation and all other layout tests.
+            PhysicalTestSuite('paint/invalidation', ['--disable-slimming-paint-invalidation']),
         ]
 
     def virtual_test_suites(self):
         if self._virtual_test_suites is None:
             path_to_virtual_test_suites = self._filesystem.join(self.layout_tests_dir(), 'VirtualTestSuites')
             assert self._filesystem.exists(path_to_virtual_test_suites), 'LayoutTests/VirtualTestSuites not found'
             try:
                 test_suite_json = json.loads(self._filesystem.read_text_file(path_to_virtual_test_suites))
                 self._virtual_test_suites = [VirtualTestSuite(**d) for d in test_suite_json]
             except ValueError as error:
@@ skipping 145 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)