Hi,
This should have been some preparing cleanup for some patches doing less work in
the fast draw path.
I have updated the comment as requested and now resent with the new comment.
And I believe that _mesa_all_varyings_in_vbos is equivalent
to vbo_all_varyings_in_vbos but working on a VAO. Else
From: Mathias Fröhlich
Hi,
The first two patches fix a bug in tracking the VAO internal
state. The majority of the changeset makes more use of the
state currently tracked in the VAO and transitions to use
more of the first order information found in the VAO instead
of relying on the gl_client_ar