fixup after merge

sql/ha_innodb.h

@@ -182,7 +182,6 @@ extern long innobase_force_recovery, innobase_thread_concurrency;
 extern char *innobase_data_home_dir, *innobase_data_file_path;
 extern char *innobase_log_group_home_dir, *innobase_log_arch_dir;
 extern char *innobase_unix_file_flush_method;
-extern long innobase_flush_log_at_trx_commit;
 /* The following variables have to be my_bool for SHOW VARIABLES to work */
 extern my_bool innobase_log_archive,
                innobase_use_native_aio, innobase_fast_shutdown;