main: Add entry point for NamedBufferData.

v2: review from Ian Romanick
   - Fix space in ARB_direct_state_access.xml.
   - Remove "_mesa" from the name of buffer_data static fallback.
   - Restore VBO_DEBUG and BOUNDS_CHECK.
   - Fix beginning of comment to start on same line as /*

Reviewed-by: Martin Peres <martin.peres@linux.intel.com>
4 files changed