Standardize usage of virtual/override/final specifiers.

components/nacl/loader/nacl_validation_query_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/nacl/loader/nacl_validation_db.h"
 #include "components/nacl/loader/nacl_validation_query.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 // This test makes sure that validation signature generation is performed
 // correctly.  In effect, this means that we are checking all of the data
@@ skipping 83 matching lines @@
   scoped_ptr<MockValidationDB> db;
   scoped_ptr<NaClValidationQueryContext> context;
   scoped_ptr<NaClValidationQuery> query;
 };
 
 class NaClValidationQueryTest : public ::testing::Test {
  protected:
   scoped_ptr<TestQuery> query1;
   scoped_ptr<TestQuery> query2;
 
-  virtual void SetUp() {
+  void SetUp() override {
     query1.reset(new TestQuery(kKey, kVersion));
     query2.reset(new TestQuery(kKey, kVersion));
   }
 
   void AssertQuerySame() {
     ASSERT_TRUE(query1->db->did_query_);
     ASSERT_TRUE(query2->db->did_query_);
     ASSERT_EQ(0, memcmp(query1->db->query_signature_,
                         query2->db->query_signature_,
                         NaClValidationQuery::kDigestLength));
@@ skipping 160 matching lines @@
   query1->query->AddData(kShortData, sizeof(kShortData));
   query1->query->QueryKnownToValidate();
 
   query2->query->AddData(kShortData, sizeof(kShortData));
   query2->query->QueryKnownToValidate();
 
   AssertQueryDifferent();
 }
 
 }