Standardize usage of virtual/override/final specifiers.

components/enhanced_bookmarks/enhanced_bookmark_utils_unittest.cc

 // Copyright 2014 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/base64.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/bookmarks/browser/bookmark_model.h"
 #include "components/bookmarks/test/test_bookmark_client.h"
 #include "components/enhanced_bookmarks/enhanced_bookmark_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using bookmarks::TestBookmarkClient;
 
 namespace {
 
 const GURL bookmark_url("http://example.com/index.html");
 
 class EnhancedBookmarkUtilsTest : public testing::Test {
  public:
   EnhancedBookmarkUtilsTest() {}
-  virtual ~EnhancedBookmarkUtilsTest() {}
+  ~EnhancedBookmarkUtilsTest() override {}
 
  protected:
   DISALLOW_COPY_AND_ASSIGN(EnhancedBookmarkUtilsTest);
 
   // Adds a bookmark as the subnode at index 0 to other_node.
   // |name| should be ASCII encoded.
   // Returns the newly added bookmark.
   const BookmarkNode* AddBookmark(BookmarkModel* model, std::string name) {
     return model->AddURL(model->other_node(),
                          0,  // index.
@@ skipping 17 matching lines @@
 
   CHECK(std::find(result.begin(), result.end(), node1) != result.end());
   CHECK(std::find(result.begin(), result.end(), node2) != result.end());
   CHECK(std::find(result.begin(), result.end(), node4) != result.end());
 
   CHECK(std::find(result.begin(), result.end(), node3) == result.end());
   CHECK(std::find(result.begin(), result.end(), node5) == result.end());
 };
 
 }  // namespace