Switch to standard integer types in mojo/.

mojo/public/cpp/bindings/lib/message_internal.h

 // 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.
 
 #ifndef MOJO_PUBLIC_CPP_BINDINGS_LIB_MESSAGE_INTERNAL_H_
 #define MOJO_PUBLIC_CPP_BINDINGS_LIB_MESSAGE_INTERNAL_H_
 
+#include <stdint.h>
+
 #include "mojo/public/cpp/bindings/lib/bindings_internal.h"
 
 namespace mojo {
 namespace internal {
 
 #pragma pack(push, 1)
 
 enum { kMessageExpectsResponse = 1 << 0, kMessageIsResponse = 1 << 1 };
 
 struct MessageHeader : internal::StructHeader {
@@ skipping 16 matching lines @@
 };
 static_assert(sizeof(MessageHeaderWithRequestID) == 32,
               "Bad sizeof(MessageHeaderWithRequestID)");
 
 #pragma pack(pop)
 
 }  // namespace internal
 }  // namespace mojo
 
 #endif  // MOJO_PUBLIC_CPP_BINDINGS_LIB_MESSAGE_INTERNAL_H_