Switch to standard integer types in mojo/.

mojo/edk/system/message_in_transit.cc

 // Copyright 2013 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.h"
 
+#include <stddef.h>
+#include <stdint.h>
 #include <string.h>
 #include <ostream>
 #include <utility>
 
 #include "base/logging.h"
 #include "mojo/edk/system/configuration.h"
 #include "mojo/edk/system/transport_data.h"
 
 namespace mojo {
 namespace edk {
@@ skipping 159 matching lines @@
   DCHECK_EQ(main_buffer_size_ % kMessageAlignment, 0u);
   header()->total_size = static_cast<uint32_t>(main_buffer_size_);
   if (transport_data_) {
     header()->total_size +=
         static_cast<uint32_t>(transport_data_->buffer_size());
   }
 }
 
 }  // namespace edk
 }  // namespace mojo