Standardize usage of virtual/override/final specifiers.

components/precache/core/precache_url_table_unittest.cc

 // Copyright 2013 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 "components/precache/core/precache_url_table.h"
 
 #include <map>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/time/time.h"
 #include "sql/connection.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace precache {
 
 namespace {
 
 class PrecacheURLTableTest : public testing::Test {
  public:
   PrecacheURLTableTest() {}
-  virtual ~PrecacheURLTableTest() {}
+  ~PrecacheURLTableTest() override {}
 
  protected:
-  virtual void SetUp() override {
+  void SetUp() override {
     precache_url_table_.reset(new PrecacheURLTable());
     db_.reset(new sql::Connection());
     ASSERT_TRUE(db_->OpenInMemory());
     precache_url_table_->Init(db_.get());
   }
 
   scoped_ptr<PrecacheURLTable> precache_url_table_;
   scoped_ptr<sql::Connection> db_;
 };
 
@@ skipping 71 matching lines @@
   expected_map[GURL("http://after.com")] = kAfterTime;
 
   std::map<GURL, base::Time> actual_map;
   precache_url_table_->GetAllDataForTesting(&actual_map);
   EXPECT_EQ(expected_map, actual_map);
 }
 
 }  // namespace
 
 }  // namespace precache