Update {virtual,override} to follow C++11 style in chrome.

chrome/installer/util/shell_util_unittest.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 "chrome/installer/util/shell_util.h"
 
 #include <vector>
 
 #include "base/base_paths.h"
 #include "base/base_paths_win.h"
@@ skipping 34 matching lines @@
     L"test2",
 };
 
 // TODO(huangs): Separate this into generic shortcut tests and Chrome-specific
 // tests. Specifically, we should not overly rely on getting shortcut properties
 // from product_->AddDefaultShortcutProperties().
 class ShellUtilShortcutTest : public testing::Test {
  protected:
   ShellUtilShortcutTest() : test_properties_(ShellUtil::CURRENT_USER) {}
 
-  virtual void SetUp() override {
+  void SetUp() override {
     dist_ = BrowserDistribution::GetDistribution();
     ASSERT_TRUE(dist_ != NULL);
     product_.reset(new installer::Product(dist_));
 
     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
     chrome_exe_ = temp_dir_.path().Append(installer::kChromeExe);
     EXPECT_EQ(0, base::WriteFile(chrome_exe_, "", 0));
 
     manganese_exe_ = temp_dir_.path().Append(kManganeseExe);
     EXPECT_EQ(0, base::WriteFile(manganese_exe_, "", 0));
@@ skipping 738 matching lines @@
       chrome_exe_));
   ASSERT_TRUE(base::PathExists(shortcut_path));
   ASSERT_TRUE(base::PathExists(shortcut_path.DirName()));
 }
 
 class ShellUtilRegistryTest : public testing::Test {
  public:
   ShellUtilRegistryTest() {}
 
  protected:
-  virtual void SetUp() override {
+  void SetUp() override {
     registry_overrides_.OverrideRegistry(HKEY_CURRENT_USER);
 
     // .test2 files already have a default application.
     base::win::RegKey key;
     ASSERT_EQ(
         ERROR_SUCCESS,
         key.Create(
             HKEY_CURRENT_USER, L"Software\\Classes\\.test2", KEY_ALL_ACCESS));
     EXPECT_EQ(ERROR_SUCCESS, key.WriteValue(L"", L"SomeOtherApp"));
   }
@@ skipping 178 matching lines @@
 
   const base::string16 expected[] = { L"", L"MY", L"MZXQ", L"MZXW6", L"MZXW6YQ",
                                 L"MZXW6YTB", L"MZXW6YTBOI"};
 
   // Run the tests, with one more letter in the input every pass.
   for (int i = 0; i < arraysize(expected); ++i) {
     ASSERT_EQ(expected[i],
               ShellUtil::ByteArrayToBase32(test_array, i));
   }
 }