Switch to standard integer types in mojo/.

mojo/edk/system/data_pipe.h

 // 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.
 
 #ifndef MOJO_EDK_SYSTEM_DATA_PIPE_H_
 #define MOJO_EDK_SYSTEM_DATA_PIPE_H_
 
+#include <stddef.h>
+
 #include "base/compiler_specific.h"
 #include "mojo/edk/embedder/platform_handle_vector.h"
 #include "mojo/edk/embedder/scoped_platform_handle.h"
 #include "mojo/edk/system/system_impl_export.h"
 #include "mojo/public/c/system/data_pipe.h"
 #include "mojo/public/c/system/types.h"
 #include "mojo/public/cpp/system/macros.h"
 
 namespace mojo {
 namespace edk {
@@ skipping 36 matching lines @@
       PlatformHandleVector* platform_handles,
       MojoCreateDataPipeOptions* options,
       ScopedPlatformHandle* shared_memory_handle,
       size_t* shared_memory_size);
 };
 
 }  // namespace edk
 }  // namespace mojo
 
 #endif  // MOJO_EDK_SYSTEM_DATA_PIPE_H_