util: Add forward declarations in u_index_modify.h.

diff --git a/src/gallium/auxiliary/util/u_index_modify.h b/src/gallium/auxiliary/util/u_index_modify.h
index dc28fe0..1e9de3d 100644 (file)
--- a/src/gallium/auxiliary/util/u_index_modify.h
+++ b/src/gallium/auxiliary/util/u_index_modify.h
@@ -23,6 +23,9 @@
 #ifndef UTIL_INDEX_MODIFY_H
 #define UTIL_INDEX_MODIFY_H
 
+struct pipe_context;
+struct pipe_resource;
+
 void util_shorten_ubyte_elts_to_userptr(struct pipe_context *context,
                                        struct pipe_resource *elts,
                                        int index_bias,