Linux/ChromeOS Chromium style checker cleanup, chrome/browser edition.

chrome/browser/history/visit_filter_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 "chrome/browser/history/visit_filter.h"
 
 #include <math.h>
 
 #include "base/logging.h"
 #include "base/time.h"
@@ skipping 10 matching lines @@
 
 }  // namespace
 
 namespace history {
 
 class VisitFilterTest : public testing::Test {
  public:
   VisitFilterTest();
 
  protected:
-  void SetUp();
-  void TearDown();
+  virtual void SetUp();
+  virtual void TearDown();
 };
 
 VisitFilterTest::VisitFilterTest() {
 }
 
 void VisitFilterTest::SetUp() {
 }
 
 void VisitFilterTest::TearDown() {
 }
@@ skipping 262 matching lines @@
   visit.visit_time = filter_time - base::TimeDelta::FromDays(7);
   EXPECT_DOUBLE_EQ(0.5, filter.GetVisitScore(visit));
   // One standard deviation of decay, plus the staleness factor.
   visit.visit_time = filter_time - base::TimeDelta::FromDays(7) -
                      base::TimeDelta::FromHours(1);
   EXPECT_DOUBLE_EQ(exp(-0.5) * one_week_one_hour_staleness,
                    filter.GetVisitScore(visit));
 }
 
 }  // namespace history