Standardize usage of virtual/override/final specifiers.

net/base/registry_controlled_domains/registry_controlled_domain_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 "net/base/registry_controlled_domains/registry_controlled_domain.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
 namespace {
 namespace test1 {
@@ skipping 64 matching lines @@
 
 }  // namespace
 
 class RegistryControlledDomainTest : public testing::Test {
  protected:
   template <typename Graph>
   void UseDomainData(const Graph& graph) {
     SetFindDomainGraph(graph, sizeof(Graph));
   }
 
-  virtual void TearDown() { SetFindDomainGraph(); }
+  void TearDown() override { SetFindDomainGraph(); }
 };
 
 TEST_F(RegistryControlledDomainTest, TestGetDomainAndRegistry) {
   UseDomainData(test1::kDafsa);
 
   // Test GURL version of GetDomainAndRegistry().
   EXPECT_EQ("baz.jp", GetDomainFromURL("http://a.baz.jp/file.html"));    // 1
   EXPECT_EQ("baz.jp.", GetDomainFromURL("http://a.baz.jp./file.html"));  // 1
   EXPECT_EQ("", GetDomainFromURL("http://ac.jp"));                       // 2
   EXPECT_EQ("", GetDomainFromURL("http://a.bar.jp"));                    // 3
@@ skipping 395 matching lines @@
             GetRegistryLengthFromHostIncludingPrivate(
                 key4, EXCLUDE_UNKNOWN_REGISTRIES));
   EXPECT_EQ(0U,
             GetRegistryLengthFromHostIncludingPrivate(
                 key5, EXCLUDE_UNKNOWN_REGISTRIES));
   EXPECT_EQ(5U, GetRegistryLengthFromHost(key6, EXCLUDE_UNKNOWN_REGISTRIES));
   EXPECT_EQ(5U, GetRegistryLengthFromHost(key7, EXCLUDE_UNKNOWN_REGISTRIES));
 }
 }  // namespace registry_controlled_domains
 }  // namespace net