Standardize usage of virtual/override/final in chrome/browser/

chrome/browser/spellchecker/spellcheck_message_filter_mac_browsertest.cc

 // Copyright (c) 2012 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 "base/command_line.h"
 #include "base/memory/scoped_vector.h"
 #include "base/message_loop/message_loop.h"
 #include "base/stl_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/spellchecker/spellcheck_message_filter_mac.h"
 #include "chrome/common/spellcheck_messages.h"
 #include "chrome/common/spellcheck_result.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 // Fake filter for testing, which stores sent messages and
 // allows verification by the test case.
 class TestingSpellCheckMessageFilter : public SpellCheckMessageFilterMac {
  public:
   explicit TestingSpellCheckMessageFilter(base::MessageLoopForUI* loop)
       : SpellCheckMessageFilterMac(0),
         loop_(loop) { }
 
-  virtual bool Send(IPC::Message* message) override {
+  bool Send(IPC::Message* message) override {
     sent_messages_.push_back(message);
     loop_->PostTask(FROM_HERE, base::MessageLoop::QuitClosure());
     return true;
   }
 
   ScopedVector<IPC::Message> sent_messages_;
   base::MessageLoopForUI* loop_;
 
  private:
-  virtual ~TestingSpellCheckMessageFilter() {}
+  ~TestingSpellCheckMessageFilter() override {}
 };
 
 typedef InProcessBrowserTest SpellCheckMessageFilterMacBrowserTest;
 
 // Uses browsertest to setup chrome threads.
 IN_PROC_BROWSER_TEST_F(SpellCheckMessageFilterMacBrowserTest,
                        SpellCheckReturnMessage) {
   scoped_refptr<TestingSpellCheckMessageFilter> target(
       new TestingSpellCheckMessageFilter(base::MessageLoopForUI::current()));
 
   SpellCheckHostMsg_RequestTextCheck to_be_received(
       123, 456, base::UTF8ToUTF16("zz."), std::vector<SpellCheckMarker>());
   target->OnMessageReceived(to_be_received);
 
   base::MessageLoopForUI::current()->Run();
   EXPECT_EQ(1U, target->sent_messages_.size());
 
   SpellCheckMsg_RespondTextCheck::Param params;
   bool ok = SpellCheckMsg_RespondTextCheck::Read(
       target->sent_messages_[0], &params);
   std::vector<SpellCheckResult> sent_results = params.b;
  
   EXPECT_TRUE(ok);
   EXPECT_EQ(1U, sent_results.size());
   EXPECT_EQ(sent_results[0].location, 0);
   EXPECT_EQ(sent_results[0].length, 2);
   EXPECT_EQ(sent_results[0].decoration,
             SpellCheckResult::SPELLING);
 }