mesa: Include missing header in st_get_mipmap.h.

Include mtypes.h for GLcontext symbol.
Add forward declaration for st_context.

diff --git a/src/mesa/state_tracker/st_gen_mipmap.h b/src/mesa/state_tracker/st_gen_mipmap.h
index 00fbae9..016bf3f 100644 (file)
--- a/src/mesa/state_tracker/st_gen_mipmap.h
+++ b/src/mesa/state_tracker/st_gen_mipmap.h
@@ -30,6 +30,10 @@
 #define ST_GEN_MIPMAP_H
 
 
+#include "main/mtypes.h"
+
+struct st_context;
+
 extern void
 st_init_generate_mipmap(struct st_context *st);