Various #include cleanups
Removing mesa/main and gallium includes from common code and CALLOC/MALLOC_STRUCT deduplication.
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
Removing mesa/main and gallium includes from common code and CALLOC/MALLOC_STRUCT deduplication.