Switch to standard integer types in mojo/.

mojo/edk/system/message_in_transit_test_utils.cc

 // Copyright 2015 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 "mojo/edk/system/message_in_transit_test_utils.h"
 
+#include <stdint.h>
+
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace mojo {
 namespace edk {
 namespace test {
 
 scoped_ptr<MessageInTransit> MakeTestMessage(unsigned id) {
   return make_scoped_ptr(
       new MessageInTransit(MessageInTransit::Type::MESSAGE,
                            static_cast<uint32_t>(sizeof(id)), &id));
@@ skipping 11 matching lines @@
       message->num_bytes() != sizeof(*id))
     return false;
 
   *id = *static_cast<const unsigned*>(message->bytes());
   return true;
 }
 
 }  // namespace test
 }  // namespace edk
 }  // namespace mojo