tree-walk: use size_t consistently

diff --git a/resolve-undo.h b/resolve-undo.h
index fbe348efac929f9202c4f3e81d962e84157b9082..2b3f0f901e63aeab70dfca86d3067d169dc315e2 100644 (file)
--- a/resolve-undo.h
+++ b/resolve-undo.h
@@ -8,12 +8,12 @@ struct resolve_undo_info {
        struct object_id oid[3];
 };
 
-extern void record_resolve_undo(struct index_state *, struct cache_entry *);
-extern void resolve_undo_write(struct strbuf *, struct string_list *);
-extern struct string_list *resolve_undo_read(const char *, unsigned long);
-extern void resolve_undo_clear_index(struct index_state *);
-extern int unmerge_index_entry_at(struct index_state *, int);
-extern void unmerge_index(struct index_state *, const struct pathspec *);
-extern void unmerge_marked_index(struct index_state *);
+void record_resolve_undo(struct index_state *, struct cache_entry *);
+void resolve_undo_write(struct strbuf *, struct string_list *);
+struct string_list *resolve_undo_read(const char *, unsigned long);
+void resolve_undo_clear_index(struct index_state *);
+int unmerge_index_entry_at(struct index_state *, int);
+void unmerge_index(struct index_state *, const struct pathspec *);
+void unmerge_marked_index(struct index_state *);
 
 #endif