Switch to standard integer types in components/, part 4 of 4.

components/user_prefs/tracked/tracked_preference_helper.h

 // Copyright 2014 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.
 
 #ifndef COMPONENTS_USER_PREFS_TRACKED_TRACKED_PREFERENCE_HELPER_H_
 #define COMPONENTS_USER_PREFS_TRACKED_TRACKED_PREFERENCE_HELPER_H_
 
+#include <stddef.h>
+
 #include <string>
 
 #include "base/macros.h"
 #include "components/user_prefs/tracked/pref_hash_filter.h"
 #include "components/user_prefs/tracked/pref_hash_store_transaction.h"
 
 // A TrackedPreferenceHelper is a helper class for TrackedPreference which
 // handles decision making and reporting for TrackedPreference's
 // implementations.
 class TrackedPreferenceHelper {
@@ skipping 40 matching lines @@
 
   // Deny setting changes and hash seeding/migration.
   const bool enforce_;
 
   const bool personal_;
 
   DISALLOW_COPY_AND_ASSIGN(TrackedPreferenceHelper);
 };
 
 #endif  // COMPONENTS_USER_PREFS_TRACKED_TRACKED_PREFERENCE_HELPER_H_