Cleanup: ID management: remove unused old `BKE_libblock_copy_for_localize` function.

Referenced by commit 4f61843a7e, Cleanup: remove *.orig file from 6a9d7139f7

source/blender/blenkernel/BKE_lib_id.h

@@ -152,8 +152,6 @@ void BKE_libblock_copy_ex(struct Main *bmain,
                           const int orig_flag);
 void *BKE_libblock_copy(struct Main *bmain, const struct ID *id) ATTR_WARN_UNUSED_RESULT
     ATTR_NONNULL();
-/* Special version: used by data-block localization. */
-void *BKE_libblock_copy_for_localize(const struct ID *id);
 
 void BKE_libblock_rename(struct Main *bmain, struct ID *id, const char *name) ATTR_NONNULL();
 void BLI_libblock_ensure_unique_name(struct Main *bmain, const char *name) ATTR_NONNULL();

source/blender/blenkernel/intern/lib_id.c

@@ -1321,14 +1321,6 @@ void *BKE_libblock_copy(Main *bmain, const ID *id)
   return idn;
 }
 
-/* XXX TODO: get rid of this useless wrapper at some point... */
-void *BKE_libblock_copy_for_localize(const ID *id)
-{
-  ID *idn;
-  BKE_libblock_copy_ex(NULL, id, &idn, LIB_ID_COPY_LOCALIZE | LIB_ID_COPY_NO_ANIMDATA);
-  return idn;
-}
-
 /* ***************** ID ************************ */
 ID *BKE_libblock_find_name(struct Main *bmain, const short type, const char *name)
 {