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

chrome/app/delay_load_hook_unittest_win.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 <windows.h>
 #include <DelayIMP.h>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/scoped_native_library.h"
 #include "chrome/app/delay_load_hook_win.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 class ChromeDelayLoadHookTest : public testing::Test {
  public:
   ChromeDelayLoadHookTest() : proc_ptr_(NULL) {
   }
 
-  virtual void SetUp() override {
+  void SetUp() override {
     SetupInfo("kernel32.dll");
   }
 
   void SetupInfo(const char* dll_name) {
     info_.cb = sizeof(info_);
     info_.pidd =  NULL;
     info_.ppfn = &proc_ptr_;
     info_.szDll = dll_name;
     info_.dlp.fImportByName = TRUE;
     info_.dlp.szProcName = "CreateFileA";
@@ skipping 44 matching lines @@
 TEST_F(ChromeDelayLoadHookTest, IgnoresUnhandledNotifications) {
   SetupInfo("kernel32-delay.dll");
 
   // The hook should ignore all notifications but the preload notifications.
   EXPECT_TRUE(ChromeDelayLoadHook(dliNoteStartProcessing, &info_) == NULL);
   EXPECT_TRUE(ChromeDelayLoadHook(dliNotePreGetProcAddress, &info_) == NULL);
   EXPECT_TRUE(ChromeDelayLoadHook(dliNoteEndProcessing, &info_) == NULL);
   EXPECT_TRUE(ChromeDelayLoadHook(dliFailLoadLib, &info_) == NULL);
   EXPECT_TRUE(ChromeDelayLoadHook(dliFailGetProc, &info_) == NULL);
 }