Switch to standard integer types in chromeos/.

chromeos/process_proxy/process_proxy_unittest.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 <gtest/gtest.h>
+#include <stddef.h>
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/process/kill.h"
 #include "base/process/process.h"
 #include "base/single_thread_task_runner.h"
 #include "base/thread_task_runner_handle.h"
@@ skipping 238 matching lines @@
 }
 
 // Test verifies that \003 message send to process is processed as SigInt.
 // Timing out on the waterfall: http://crbug.com/115064
 TEST_F(ProcessProxyTest, DISABLED_SigInt) {
   test_runner_.reset(new SigIntTestRunner());
   RunTest();
 }
 
 }  // namespace chromeos