repository.h: move declaration of the_index from cache.h

the_index is a global variable defined in repository.c; as such, its
declaration feels better suited living in repository.h rather than
cache.h.  Move it.

Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 0 insertions, 4 deletions

diff --git a/cache.h b/cache.h
index 5b690b80a1..1188289774 100644
--- a/cache.h
+++ b/cache.h
@@ -312,10 +312,6 @@ typedef int (*must_prefetch_predicate)(const struct cache_entry *);
 void prefetch_cache_entries(const struct index_state *istate,
 			    must_prefetch_predicate must_prefetch);
 
-#ifdef USE_THE_INDEX_VARIABLE
-extern struct index_state the_index;
-#endif
-
 /* Initialize and use the cache information */
 struct lock_file;
 int do_read_index(struct index_state *istate, const char *path,