Standardize usage of virtual/override/final specifiers.

remoting/host/token_validator_factory_impl_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.
 //
 // A set of unit tests for TokenValidatorFactoryImpl
 
 #include <string>
 
 #include "base/json/json_writer.h"
 #include "base/values.h"
@@ skipping 70 matching lines @@
     message_loop_.Quit();
   }
 
   void DeleteOnFailureCallback(const std::string& shared_secret) {
     EXPECT_TRUE(shared_secret.empty());
     token_validator_.reset();
     message_loop_.Quit();
   }
 
  protected:
-  virtual void SetUp() override {
+  void SetUp() override {
     key_pair_ = RsaKeyPair::FromString(kTestRsaKeyPair);
     scoped_ptr<net::TestURLRequestContext> context(
         new SetResponseURLRequestContext());
     request_context_getter_ = new net::TestURLRequestContextGetter(
         message_loop_.message_loop_proxy(), context.Pass());
     ThirdPartyAuthConfig config;
     config.token_url = GURL(kTokenUrl);
     config.token_validation_url = GURL(kTokenValidationUrl);
     config.token_validation_cert_issuer = kTokenValidationCertIssuer;
     token_validator_factory_.reset(new TokenValidatorFactoryImpl(
@@ skipping 78 matching lines @@
   SetResponse(net::URLRequestTestJob::test_error_headers(), std::string());
 
   token_validator_->ValidateThirdPartyToken(
       kToken, base::Bind(
           &TokenValidatorFactoryImplTest::DeleteOnFailureCallback,
           base::Unretained(this)));
   message_loop_.Run();
 }
 
 }  // namespace remoting