egl/android: Remove unused variables in droid_get_buffers_with_format()
egl/android: Remove unused variables in droid_get_buffers_with_format()

Fix compilation warnings due to unused variables left after some earlier
code changes.

Signed-off-by: Tomasz Figa <e928e8536d73fe98ff913c2a4249a3960d9cb959@chromium.org>
Tested-by: Rob Herring <7e09c9d3e96378bf549fc283fd6e1e5b7014cc33@kernel.org>
Reviewed-by: Chad Versace <c34c009102e60d77975598e1f414f8a701c22d0b@kiwitree.net>
Change-Id: Iec09eb2a62887f3a38dff156756ed8385f3f3447

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler