Standardize usage of virtual/override/final specifiers in base/.

base/time/time_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/time/time.h"
 
 #include <time.h>
 
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/strings/stringprintf.h"
 #include "base/threading/platform_thread.h"
 #include "build/build_config.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace base {
 
 namespace {
 
 // Specialized test fixture allowing time strings without timezones to be
 // tested by comparing them to a known time in the local zone.
 // See also pr_time_unittests.cc
 class TimeTest : public testing::Test {
  protected:
-  virtual void SetUp() override {
+  void SetUp() override {
     // Use mktime to get a time_t, and turn it into a PRTime by converting
     // seconds to microseconds.  Use 15th Oct 2007 12:45:00 local.  This
     // must be a time guaranteed to be outside of a DST fallback hour in
     // any timezone.
     struct tm local_comparison_tm = {
       0,            // second
       45,           // minute
       12,           // hour
       15,           // day of month
       10 - 1,       // month
@@ skipping 834 matching lines @@
 
 TEST(TimeTicksLogging, DoesNotMakeStreamBad) {
   std::ostringstream oss;
   oss << TimeTicks();
   EXPECT_TRUE(oss.good());
 }
 
 }  // namespace
 
 }  // namespace base