Standardize usage of virtual/override/final specifiers.

components/policy/core/common/cloud/external_policy_data_fetcher_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/policy/core/common/cloud/external_policy_data_fetcher.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/compiler_specific.h"
 #include "base/sequenced_task_runner.h"
@@ skipping 17 matching lines @@
 
 const int64 kExternalPolicyDataMaxSize = 5 * 1024 * 1024;  // 5 MB.
 
 const char* kExternalPolicyDataPayload = "External policy data";
 
 }  // namespace
 
 class ExternalPolicyDataFetcherTest : public testing::Test {
  protected:
   ExternalPolicyDataFetcherTest();
-  virtual ~ExternalPolicyDataFetcherTest();
+  ~ExternalPolicyDataFetcherTest() override;
 
   // testing::Test:
-  virtual void SetUp() override;
+  void SetUp() override;
 
   void StartJob(int index);
   void CancelJob(int index);
 
   void OnJobFinished(int job_index,
                      ExternalPolicyDataFetcher::Result result,
                      scoped_ptr<std::string> data);
   int GetAndResetCallbackCount();
 
   net::TestURLFetcherFactory fetcher_factory_;
@@ skipping 435 matching lines @@
   // Verify that the callback is invoked with the retrieved data.
   owner_task_runner_->RunUntilIdle();
   EXPECT_EQ(1, GetAndResetCallbackCount());
   EXPECT_EQ(1, callback_job_index_);
   EXPECT_EQ(ExternalPolicyDataFetcher::SUCCESS, callback_result_);
   ASSERT_TRUE(callback_data_);
   EXPECT_EQ(kExternalPolicyDataPayload, *callback_data_);
 }
 
 }  // namespace policy