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

components/content_settings/core/browser/content_settings_pref_provider.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 "components/content_settings/core/browser/content_settings_pref_provider.h"
 
+#include <stddef.h>
+
 #include <map>
 #include <string>
 #include <utility>
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/prefs/pref_registry.h"
 #include "base/prefs/pref_service.h"
@@ skipping 181 matching lines @@
                   content_type,
                   resource_identifier);
 }
 
 void PrefProvider::DiscardObsoletePreferences() {
   prefs_->ClearPref(kObsoleteMetroSwitchToDesktopExceptions);
   prefs_->ClearPref(kObsoleteMediaStreamExceptions);
 }
 
 }  // namespace content_settings