Cosmetic cleanups in chrome/browser/policy/

chrome/browser/policy/configuration_policy_provider_delegate_win.cc

 // Copyright (c) 2010 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/browser/policy/configuration_policy_provider_delegate_win.h"
 
+#include <string.h>
+
+#include "base/basictypes.h"
+#include "base/logging.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/string_number_conversions.h"
 #include "base/utf_string_conversions.h"
+#include "base/values.h"
 #include "base/win/registry.h"
 #include "policy/policy_constants.h"
 
 using base::win::RegKey;
 
 namespace {
 
 bool ReadRegistryStringValue(RegKey* key, const string16& name,
                              string16* result) {
   DWORD value_size = 0;
@@ skipping 125 matching lines @@
       ERROR_SUCCESS) {
     if (policy_key.ReadValueDW(value_name.c_str(), &value) == ERROR_SUCCESS) {
       *result = value;
       return true;
     }
   }
   return false;
 }
 
 }  // namespace policy