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

chrome/browser/supervised_user/supervised_user_whitelist_service.cc

 // 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.
 
 #include "chrome/browser/supervised_user/supervised_user_whitelist_service.h"
 
+#include <stddef.h>
+
 #include <string>
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/metrics/histogram.h"
 #include "base/metrics/user_metrics.h"
 #include "base/metrics/user_metrics_action.h"
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/strings/string_split.h"
@@ skipping 337 matching lines @@
   UMA_HISTOGRAM_TIMES("ManagedUsers.Whitelist.TotalLoadDuration",
                       base::TimeTicks::Now() - start_time);
 
   // If the whitelist has been unregistered in the mean time, ignore it.
   if (registered_whitelists_.count(id) == 0u)
     return;
 
   loaded_whitelists_[id] = whitelist;
   NotifyWhitelistsChanged();
 }