grep.c: remove implicit dependency on the_index

diff --git a/merge-recursive.h b/merge-recursive.h
index e39ee5d78be6bb460bef18aac61deb1ca9b55da0..e6a0828ecacd81d820feb8caa07c90707e97f8b4 100644 (file)
--- a/merge-recursive.h
+++ b/merge-recursive.h
@@ -1,8 +1,10 @@
 #ifndef MERGE_RECURSIVE_H
 #define MERGE_RECURSIVE_H
 
-#include "unpack-trees.h"
 #include "string-list.h"
+#include "unpack-trees.h"
+
+struct commit;
 
 struct merge_options {
        const char *ancestor;