Merge change from MySQL AB:

ChangeSet
  2006/08/23 15:12:42-07:00 brian@zim.(none) 
  This is a cleanup of warnings that windows is complaining about. 

sql/ha_innodb.cc
  2006/08/23 15:12:39-07:00 brian@zim.(none) +0 -1
  Removed unused variables

handler/ha_innodb.cc

@@ -2914,7 +2914,6 @@ ha_innobase::store_key_val_for_row(
 
 			CHARSET_INFO*	cs;
 			ulint		key_len;
-			ulint		len;
 			ulint		true_len;
 			int		error=0;
 			ulint		blob_len;