i965: Enable ARB_vertex_type_2_10_10_10_rev on Gen4+.

v2 (Kayden): Move the enable into an existing intel->gen >= 4 block
(as suggested by Ian).

Signed-off-by: Chris Forbes <chrisf@ijw.co.nz>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>

docs/GL3.txt

@@ -81,7 +81,7 @@ GL_ARB_texture_rgb10_a2ui                             DONE (i965, r600)
 GL_ARB_texture_swizzle                                DONE (same as EXT version) (i965, r300, r600, swrast)
 GL_ARB_timer_query                                    DONE (i965)
 GL_ARB_instanced_arrays                               DONE (i965, r300, r600)
-GL_ARB_vertex_type_2_10_10_10_rev                     DONE (r600)
+GL_ARB_vertex_type_2_10_10_10_rev                     DONE (i965, r600)
 
 
 GL 4.0:

src/mesa/drivers/dri/intel/intel_extensions.c

@@ -146,6 +146,7 @@ intelInitExtensions(struct gl_context *ctx)
 #endif
       ctx->Extensions.ARB_texture_compression_rgtc = true;
       ctx->Extensions.ARB_texture_rg = true;
+      ctx->Extensions.ARB_vertex_type_2_10_10_10_rev = true;
       ctx->Extensions.EXT_draw_buffers2 = true;
       ctx->Extensions.EXT_framebuffer_sRGB = true;
       ctx->Extensions.EXT_texture_array = true;