Switch to standard integer types in chrome/browser/, part 1 of 4.

chrome/browser/download/download_dir_policy_handler.cc

 // Copyright 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 "chrome/browser/download/download_dir_policy_handler.h"
 
+#include <stddef.h>
+
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/prefs/pref_value_map.h"
 #include "base/values.h"
+#include "build/build_config.h"
 #include "chrome/browser/download/download_prefs.h"
 #include "chrome/browser/policy/policy_path_parser.h"
 #include "chrome/common/pref_names.h"
 #include "components/drive/drive_pref_names.h"
 #include "components/policy/core/browser/configuration_policy_handler_parameters.h"
 #include "components/policy/core/browser/policy_error_map.h"
 #include "components/policy/core/common/policy_map.h"
 #include "components/policy/core/common/policy_types.h"
 #include "grit/components_strings.h"
 #include "policy/policy_constants.h"
@@ skipping 91 matching lines @@
     }
 #endif
   }
 }
 
 void DownloadDirPolicyHandler::ApplyPolicySettings(
     const policy::PolicyMap& /* policies */,
     PrefValueMap* /* prefs */) {
   NOTREACHED();
 }