objectcache: Fix MultiWriteBagOStuff docs ('asyncHandler', not 'asyncCallback')

Follows-up 1171cc00cd.

Change-Id: I97189e916d0aba507273216e3e9ab28ce0d5ffec

diff --git a/includes/libs/objectcache/MultiWriteBagOStuff.php b/includes/libs/objectcache/MultiWriteBagOStuff.php
index ec588ce..3e88cb1 100644 (file)
--- a/includes/libs/objectcache/MultiWriteBagOStuff.php
+++ b/includes/libs/objectcache/MultiWriteBagOStuff.php
@@ -52,7 +52,7 @@ class MultiWriteBagOStuff extends BagOStuff {
         *      only use the primary store.
         *   - replication: Either 'sync' or 'async'. This controls whether writes
         *      to secondary stores are deferred when possible. Async writes
-        *      require setting 'asyncCallback'. HHVM register_postsend_function() function.
+        *      require setting 'asyncHandler'. HHVM register_postsend_function() function.
         *      Async writes can increase the chance of some race conditions
         *      or cause keys to expire seconds later than expected. It is
         *      safe to use for modules when cached values: are immutable,