[PATCH 5/5] wined3d: Use command buffer IDs for synchronisation in wined3d_buffer_gl_sync_apple().

[Matteo Bruni]

Signed-off-by: Matteo Bruni <mbruni at codeweavers.com>
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With the caveat that I haven't actually tested it, I trust you did :)

I REALLY like the per-frame fencing. I wish I had thought of it
myself...