Rewrite scoped_ptr<T>(NULL) to use the default ctor.

chrome/browser/profiles/profile_shortcut_manager_unittest_win.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 <objbase.h>  // For CoInitialize().
 
 #include "base/base_paths.h"
 #include "base/file_util.h"
 #include "base/location.h"
 #include "base/message_loop.h"
@@ skipping 18 matching lines @@
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/l10n/l10n_util.h"
 
 using content::BrowserThread;
 
 class ProfileShortcutManagerTest : public testing::Test {
  protected:
   ProfileShortcutManagerTest()
       : ui_thread_(BrowserThread::UI, &message_loop_),
         file_thread_(BrowserThread::FILE, &message_loop_),
-        profile_shortcut_manager_(NULL),
         profile_info_cache_(NULL),
         fake_user_desktop_(base::DIR_USER_DESKTOP),
         fake_system_desktop_(base::DIR_COMMON_DESKTOP) {
   }
 
   virtual void SetUp() OVERRIDE {
     CoInitialize(NULL);
 
     TestingBrowserProcess* browser_process =
         TestingBrowserProcess::GetGlobal();
@@ skipping 716 matching lines @@
   profile_info_cache_->DeleteProfileFromCache(profile_2_path_);
   RunPendingTasks();
 
   // Verify that only the system-level shortcut still exists.
   EXPECT_TRUE(file_util::PathExists(system_level_shortcut_path));
   EXPECT_FALSE(file_util::PathExists(
                    GetDefaultShortcutPathForProfile(string16())));
   EXPECT_FALSE(file_util::PathExists(profile_1_shortcut_path));
   EXPECT_FALSE(file_util::PathExists(profile_2_shortcut_path));
 }