swrast: Clean up header file inclusion in s_fragprog.h.
diff --git a/src/mesa/swrast/s_fragprog.h b/src/mesa/swrast/s_fragprog.h
index 689d3fc..62a6836 100644
--- a/src/mesa/swrast/s_fragprog.h
+++ b/src/mesa/swrast/s_fragprog.h
@@ -27,9 +27,10 @@
 #define S_FRAGPROG_H
 
 
-#include "main/mtypes.h"
 #include "s_span.h"
 
+struct gl_context;
+
 
 extern void
 _swrast_exec_fragment_program(struct gl_context *ctx, SWspan *span);