Switch to standard integer types in sandbox/.

sandbox/linux/syscall_broker/broker_file_permission.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 "sandbox/linux/syscall_broker/broker_file_permission.h"
 
 #include <fcntl.h>
+#include <stddef.h>
 #include <string.h>
 
 #include <string>
 
 #include "base/logging.h"
 #include "sandbox/linux/syscall_broker/broker_common.h"
 
 namespace sandbox {
 
 namespace syscall_broker {
@@ skipping 216 matching lines @@
   if (recursive_) {
     CHECK(last_char == '/') << GetErrorMessageForTests();
   } else {
     CHECK(last_char != '/') << GetErrorMessageForTests();
   }
 }
 
 }  // namespace syscall_broker
 
 }  // namespace sandbox