remove obsolete OVERRIDE/FINAL presubmit checks

BUG=417463

Review URL: https://codereview.chromium.org/655693003

Cr-Commit-Position: refs/heads/master@{#300675}

PRESUBMIT.py

@@ -1282,22 +1282,6 @@ def _CheckNoDeprecatedJS(input_api, output_api):
   return results
 
 
-def _CheckForOverrideAndFinalRules(input_api, output_api):
-  """Checks for final and override used as per C++11"""
-  problems = []
-  for f in input_api.AffectedFiles():
-    if (f.LocalPath().endswith(('.cc', '.cpp', '.h', '.mm'))):
-      for line_num, line in f.ChangedContents():
-        if (input_api.re.search(r'\b(FINAL|OVERRIDE)\b', line)):
-          problems.append('    %s:%d' % (f.LocalPath(), line_num))
-
-  if not problems:
-    return []
-  return [output_api.PresubmitError('Use C++11\'s |final| and |override| '
-                                    'rather than FINAL and OVERRIDE.',
-                                    problems)]
-
-
 def _CommonChecks(input_api, output_api):
   """Checks common to both upload and commit."""
   results = []
@@ -1340,7 +1324,6 @@ def _CommonChecks(input_api, output_api):
   results.extend(_CheckNoDeprecatedJS(input_api, output_api))
   results.extend(_CheckParseErrors(input_api, output_api))
   results.extend(_CheckForIPCRules(input_api, output_api))
-  results.extend(_CheckForOverrideAndFinalRules(input_api, output_api))
 
   if any('PRESUBMIT.py' == f.LocalPath() for f in input_api.AffectedFiles()):
     results.extend(input_api.canned_checks.RunUnitTestsInDirectory(

PRESUBMIT_test.py

@@ -413,66 +413,6 @@ def testValidOSMacroNames(self):
     self.assertEqual(0, len(errors))
 
 
-class InvalidOverideAndFinalTest(unittest.TestCase):
-  def testValidOverrideConstructs(self):
-    mock_input_api = MockInputApi()
-    lines = ['foo1() override;',
-             'foo2() final;',
-             '#DEFINE OVERRIDE_METHOD_OVERLOAD',
-             '#DEFINE FINAL_METHOD',
-             '#DEFINE OVERRIDE_OVERRIDE_SOMETHING',
-             '#DEFINE SOMETHING_OVERRIDE_SOMETHING',
-             '#DEFINE SOMETHING_SOMETHING_OVERRIDE',
-             '#DEFINE FINAL_OVERRIDE_FINAL',
-             '#DEFINE SOMETHING_OVERRIDE_FINAL',
-             '#DEFINE OVERRIDE_OVERRIDE_OVERRIDE',
-             '#endif  // FINAL_METHOD',
-             '#endif  // OVERRIDE_METHOD_OVERLOAD']
-    mock_file_h = MockFile('something.h', lines)
-    mock_input_api.files = [mock_file_h]
-    errors = PRESUBMIT._CheckForOverrideAndFinalRules(mock_input_api,
-                                                      MockOutputApi())
-    self.assertEqual(0, len(errors))
-
-  def testInvalidOverrideConstructsInHeaders(self):
-    mock_input_api = MockInputApi()
-    lines_cpp = ['foo2() FINAL;']
-    lines_h = ['foo1() OVERRIDE;']
-    mock_file_cpp = MockFile('something.cpp', lines_cpp)
-    mock_file_h = MockFile('something.h', lines_h)
-    mock_input_api.files = [mock_file_cpp, mock_file_h]
-    errors = PRESUBMIT._CheckForOverrideAndFinalRules(mock_input_api,
-                                                      MockOutputApi())
-    self.assertEqual(1, len(errors))
-
-  def testInvalidOverrideConstructsInCpp(self):
-    mock_input_api = MockInputApi()
-    lines_cpp = ['foo2() FINAL;']
-    mock_file_cpp = MockFile('something.cpp', lines_cpp)
-    mock_input_api.files = [mock_file_cpp]
-    errors = PRESUBMIT._CheckForOverrideAndFinalRules(mock_input_api,
-                                                      MockOutputApi())
-    self.assertEqual(1, len(errors))
-
-  def testInvalidOverrideConstructsInCc(self):
-    mock_input_api = MockInputApi()
-    lines_cc = ['foo3() override FINAL;']
-    mock_file_cc = MockFile('something.cc', lines_cc)
-    mock_input_api.files = [mock_file_cc]
-    errors = PRESUBMIT._CheckForOverrideAndFinalRules(mock_input_api,
-                                                      MockOutputApi())
-    self.assertEqual(1, len(errors))
-
-  def testInvalidOverrideConstructsInMm(self):
-    mock_input_api = MockInputApi()
-    lines_mm = ['foo4() OVERRIDE final;']
-    mock_file_mm = MockFile('something.mm', lines_mm)
-    mock_input_api.files = [mock_file_mm]
-    errors = PRESUBMIT._CheckForOverrideAndFinalRules(mock_input_api,
-                                                      MockOutputApi())
-    self.assertEqual(1, len(errors))
-
-
 class InvalidIfDefinedMacroNamesTest(unittest.TestCase):
   def testInvalidIfDefinedMacroNames(self):
     lines = ['#if defined(TARGET_IPHONE_SIMULATOR)',