Standardize usage of virtual/override/final in chrome/

chrome/test/chromedriver/session_commands_unittest.cc

 // Copyright (c) 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 <string>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
@@ skipping 29 matching lines @@
   std::string data;
   ASSERT_TRUE(base::ReadFileToString(base::FilePath(path), &data));
   ASSERT_STREQ("COW\n", data.c_str());
 }
 
 namespace {
 
 class DetachChrome : public StubChrome {
  public:
   DetachChrome() : quit_called_(false) {}
-  virtual ~DetachChrome() {}
+  ~DetachChrome() override {}
 
   // Overridden from Chrome:
-  virtual Status Quit() override {
+  Status Quit() override {
     quit_called_ = true;
     return Status(kOk);
   }
 
   bool quit_called_;
 };
 
 }  // namespace
 
 TEST(SessionCommandsTest, Quit) {
@@ skipping 24 matching lines @@
 
   ASSERT_EQ(kOk, ExecuteQuit(false, &session, params, &value).code());
   ASSERT_TRUE(chrome->quit_called_);
 }
 
 namespace {
 
 class FailsToQuitChrome : public StubChrome {
  public:
   FailsToQuitChrome() {}
-  virtual ~FailsToQuitChrome() {}
+  ~FailsToQuitChrome() override {}
 
   // Overridden from Chrome:
-  virtual Status Quit() override {
-    return Status(kUnknownError);
-  }
+  Status Quit() override { return Status(kUnknownError); }
 };
 
 }  // namespace
 
 TEST(SessionCommandsTest, QuitFails) {
   Session session("id", scoped_ptr<Chrome>(new FailsToQuitChrome()));
   base::DictionaryValue params;
   scoped_ptr<base::Value> value;
   ASSERT_EQ(kUnknownError, ExecuteQuit(false, &session, params, &value).code());
 }
@@ skipping 34 matching lines @@
   status_code = ExecuteSetAutoReporting(&session, params, &value).code();
   ASSERT_EQ(kOk, status_code);
   ASSERT_FALSE(session.auto_reporting_enabled);
 
   // check that autoreporting was disabled successfully
   status_code = ExecuteIsAutoReporting(&session, params, &value).code();
   ASSERT_EQ(kOk, status_code);
   ASSERT_TRUE(value.get()->GetAsBoolean(&enabled));
   ASSERT_FALSE(enabled);
 }