Standardize usage of virtual/override/final specifiers.

chrome/renderer/autofill/form_autofill_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 <vector>
 
 #include "base/format_macros.h"
 #include "base/metrics/field_trial.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
@@ skipping 78 matching lines @@
     "  <INPUT type='submit' name='reply-send' value='Send'/>"
     "</FORM>";
 
 }  // namespace
 
 namespace autofill {
 
 class FormAutofillTest : public ChromeRenderViewTest {
  public:
   FormAutofillTest() : ChromeRenderViewTest() {}
-  virtual ~FormAutofillTest() {}
+  ~FormAutofillTest() override {}
 
   void ExpectLabels(const char* html,
                     const std::vector<base::string16>& labels,
                     const std::vector<base::string16>& names,
                     const std::vector<base::string16>& values) {
     std::vector<std::string> control_types(labels.size(), "text");
     ExpectLabelsAndTypes(html, labels, names, values, control_types);
   }
 
   void ExpectLabelsAndTypes(const char* html,
@@ skipping 3569 matching lines @@
   expected.max_length = WebInputElement::defaultMaxLength();
   EXPECT_FORM_FIELD_DATA_EQUALS(expected, fields[1]);
 
   expected.name = ASCIIToUTF16("country");
   expected.value = ASCIIToUTF16("AL");
   expected.form_control_type = "select-one";
   expected.max_length = 0;
   EXPECT_FORM_FIELD_DATA_EQUALS(expected, fields[2]);
 }
 }  // namespace autofill