Switch to standard integer types in chromeos/.

chromeos/timezone/timezone_resolver.cc

Index: chromeos/timezone/timezone_resolver.cc
diff --git a/chromeos/timezone/timezone_resolver.cc b/chromeos/timezone/timezone_resolver.cc
index 051a558a0c9d7002bdb539acb96e72ff04471477..5938654c77e98eac2554608b79b422b3a310a509 100644
--- a/chromeos/timezone/timezone_resolver.cc
+++ b/chromeos/timezone/timezone_resolver.cc
@@ -5,12 +5,14 @@
 #include "chromeos/timezone/timezone_resolver.h"
 
 #include <math.h>
+#include <stdint.h>
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/logging.h"
+#include "base/macros.h"
 #include "base/power_monitor/power_monitor.h"
 #include "base/power_monitor/power_observer.h"
 #include "base/prefs/pref_registry_simple.h"
@@ -262,7 +264,7 @@ TimeZoneResolver::TimeZoneResolverImpl::TimeZoneResolverImpl(
   base::PowerMonitor* power_monitor = base::PowerMonitor::Get();
   power_monitor->AddObserver(this);
 
-  const int64 last_refresh_at_raw =
+  const int64_t last_refresh_at_raw =
       resolver_->local_state()->GetInt64(kLastTimeZoneRefreshTime);
   const base::Time last_refresh_at =
       base::Time::FromInternalValue(last_refresh_at_raw);