gallium: include st_cb_viewport.h to silence warning

diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c
index 916cf2f..78a7956 100644 (file)
--- a/src/mesa/state_tracker/st_context.c
+++ b/src/mesa/state_tracker/st_context.c
@@ -59,6 +59,7 @@
 #include "st_cb_texture.h"
 #include "st_cb_flush.h"
 #include "st_cb_strings.h"
+#include "st_cb_viewport.h"
 #include "st_atom.h"
 #include "st_draw.h"
 #include "st_extensions.h"