Standardize usage of virtual/override/final specifiers.

components/signin/core/browser/signin_error_controller_unittest.cc

 // Copyright 2014 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/signin/core/browser/signin_error_controller.h"
 
 #include <functional>
 
 #include "base/memory/scoped_ptr.h"
 #include "components/signin/core/browser/fake_auth_status_provider.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 static const char kTestAccountId[] = "testuser@test.com";
 static const char kTestUsername[] = "testuser@test.com";
 static const char kOtherTestAccountId[] = "otheruser@test.com";
 static const char kOtherTestUsername[] = "otheruser@test.com";
 
 class SigninErrorControllerTest : public testing::Test {
  public:
-  virtual void SetUp() override {
+  void SetUp() override {
     error_controller_.reset(new SigninErrorController());
   }
 
   scoped_ptr<SigninErrorController> error_controller_;
 };
 
 TEST_F(SigninErrorControllerTest, NoErrorAuthStatusProviders) {
   scoped_ptr<FakeAuthStatusProvider> provider;
 
   // No providers.
@@ skipping 232 matching lines @@
           GoogleServiceAuthError::NONE));
   ASSERT_EQ(GoogleServiceAuthError::UNEXPECTED_SERVICE_RESPONSE,
             error_controller_->auth_error().state());
   ASSERT_STREQ(kTestAccountId,
                error_controller_->error_account_id().c_str());
 
   fake_provider0.reset();
   fake_provider1.reset();
   ASSERT_FALSE(error_controller_->HasError());
 }