st/mesa: Clean up header file inclusion in st_cb_accum.h.

diff --git a/src/mesa/state_tracker/st_cb_accum.h b/src/mesa/state_tracker/st_cb_accum.h
index b8c9c35..050a214 100644 (file)
--- a/src/mesa/state_tracker/st_cb_accum.h
+++ b/src/mesa/state_tracker/st_cb_accum.h
@@ -30,7 +30,11 @@
 #define ST_CB_ACCUM_H
 
 
-#include "main/mtypes.h"
+#include "main/mfeatures.h"
+
+struct dd_function_table;
+struct gl_context;
+struct gl_renderbuffer;
 
 #if FEATURE_accum