dri_interface: Remove the remaining DRI1 API definitions
None of these are used anymore, and as a bonus we can drop the dance around the libdrm headers.
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.
None of these are used anymore, and as a bonus we can drop the dance around the libdrm headers.