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

diff --git a/src/mesa/main/depth.h b/src/mesa/main/depth.h
index d61d3b1..b498a47 100644 (file)
--- a/src/mesa/main/depth.h
+++ b/src/mesa/main/depth.h
@@ -32,7 +32,10 @@
 #define DEPTH_H
 
 
-#include "mtypes.h"
+#include "glheader.h"
+#include "mfeatures.h"
+
+struct gl_context;
 
 
 #if _HAVE_FULL_GL