Standardize usage of virtual/override/final specifiers.

net/disk_cache/simple/simple_index_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 <algorithm>
 #include <functional>
 
 #include "base/files/scoped_temp_dir.h"
 #include "base/hash.h"
 #include "base/logging.h"
@@ skipping 83 matching lines @@
  protected:
   SimpleIndexTest()
       : hashes_(base::Bind(&HashesInitializer)),
         doom_entries_calls_(0) {}
 
   static uint64 HashesInitializer(size_t hash_index) {
     return disk_cache::simple_util::GetEntryHashKey(
         base::StringPrintf("key%d", static_cast<int>(hash_index)));
   }
 
-  virtual void SetUp() override {
+  void SetUp() override {
     scoped_ptr<MockSimpleIndexFile> index_file(new MockSimpleIndexFile());
     index_file_ = index_file->AsWeakPtr();
     index_.reset(
         new SimpleIndex(NULL, this, net::DISK_CACHE, index_file.Pass()));
 
     index_->Initialize(base::Time());
   }
 
   void WaitForTimeChange() {
     const base::Time initial_time = base::Time::Now();
@@ skipping 503 matching lines @@
   WaitForTimeChange();
   EXPECT_EQ(expected_trigger, index()->write_to_disk_timer_.desired_run_time());
   index()->Insert(hashes_.at<2>());
   index()->UpdateEntrySize(hashes_.at<2>(), 40);
   EXPECT_TRUE(index()->write_to_disk_timer_.IsRunning());
   EXPECT_LT(expected_trigger, index()->write_to_disk_timer_.desired_run_time());
   index()->write_to_disk_timer_.Stop();
 }
 
 }  // namespace disk_cache