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Ian Romanick authored
The i830 and the i915 driver have the same dd_function_table::Viewport function... it just has two names and lives in two places. Using a single implementation allows cleaning up the saved_viewport nonsense too. Signed-off-by: Ian Romanick <ian.d.romanick@intel.com> Reviewed-by: Jordan Justen <jljusten@gmail.com> Cc: Courtney Goeltzenleuchter <courtney@lunarg.com>
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