mesa: Clean up header file inclusion in polygon.h.

diff --git a/src/mesa/main/polygon.h b/src/mesa/main/polygon.h
index ad0ac4cc3a7429f5abd666138192c8f398a42485..13f7c91ed07599f48794d24f0e47d8cf69d6a8e2 100644 (file)
--- a/src/mesa/main/polygon.h
+++ b/src/mesa/main/polygon.h
@@ -32,8 +32,9 @@
 #define POLYGON_H
 
 
-#include "mtypes.h"
+#include "glheader.h"
 
+struct gl_context;
 
 extern void
 _mesa_polygon_stipple(struct gl_context *ctx, const GLubyte *pattern);