llvmpipe: Remove unnecessary header.
diff --git a/src/gallium/drivers/llvmpipe/lp_state_so.c b/src/gallium/drivers/llvmpipe/lp_state_so.c
index 4c64a5b..30b17c9 100644
--- a/src/gallium/drivers/llvmpipe/lp_state_so.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_so.c
@@ -29,7 +29,6 @@
 #include "lp_state.h"
 #include "lp_texture.h"
 
-#include "util/u_format.h"
 #include "util/u_memory.h"
 #include "draw/draw_context.h"