Switch to standard integer types in components/, part 3 of 4.

components/signin/core/browser/account_tracker_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 "components/signin/core/browser/account_tracker_service.h"
 
+#include <stddef.h>
+
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/profiler/scoped_tracker.h"
 #include "base/strings/string_split.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/trace_event/trace_event.h"
+#include "build/build_config.h"
 #include "components/pref_registry/pref_registry_syncable.h"
 #include "components/signin/core/browser/signin_client.h"
 #include "components/signin/core/browser/signin_manager.h"
 #include "components/signin/core/common/signin_pref_names.h"
 
 namespace {
 
 const char kAccountKeyPath[] = "account_id";
 const char kAccountEmailPath[] = "email";
 const char kAccountGaiaPath[] = "gaia";
@@ skipping 471 matching lines @@
     AccountState& state = accounts_[info.account_id];
     state.info = info;
     NotifyAccountUpdated(state);
     SaveToPrefs(state);
   }
 }
 
 void AccountTrackerService::RemoveAccount(const std::string& account_id) {
   StopTrackingAccount(account_id);
 }