[PATCH] compiler.h: Remove dead STANDALONE_MMIO

[Matt Turner]

On Thu, Feb 7, 2013 at 5:29 PM, Matt Turner <mattst88 at gmail.com> wrote:
> The only drivers I can find that used this are the r128 and radeon DRI
> drivers. r128 is dead and the radeon driver wasn't including Xorg's
> compiler.h and still worked.
> ---

Oh, and

Signed-off-by: Matt Turner <mattst88 at gmail.com>