Fix warnings in innochecksum compilation

storage/innobase/page/page0zip.cc

@@ -2,6 +2,7 @@
 
 Copyright (c) 2005, 2016, Oracle and/or its affiliates. All Rights Reserved.
 Copyright (c) 2012, Facebook Inc.
+Copyright (c) 2017, MariaDB Corporation.
 
 This program is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free Software
@@ -68,8 +69,8 @@ using namespace std;
 # define buf_LRU_stat_inc_unzip()			((void) 0)
 #endif /* !UNIV_HOTBACKUP */
 
-#ifndef UNIV_HOTBACKUP
 #ifndef UNIV_INNOCHECKSUM
+#ifndef UNIV_HOTBACKUP
 /** Statistics on compression, indexed by page_zip_des_t::ssize - 1 */
 UNIV_INTERN page_zip_stat_t		page_zip_stat[PAGE_ZIP_SSIZE_MAX];
 /** Statistics on compression, indexed by index->id */
@@ -79,7 +80,6 @@ UNIV_INTERN ib_mutex_t			page_zip_stat_per_index_mutex;
 #ifdef HAVE_PSI_INTERFACE
 UNIV_INTERN mysql_pfs_key_t		page_zip_stat_per_index_mutex_key;
 #endif /* HAVE_PSI_INTERFACE */
-#endif /* !UNIV_INNOCHECKSUM */
 #endif /* !UNIV_HOTBACKUP */
 
 /* Compression level to be used by zlib. Settable by user. */
@@ -128,7 +128,6 @@ Compare at most sizeof(field_ref_zero) bytes.
 
 /* Enable some extra debugging output.  This code can be enabled
 independently of any UNIV_ debugging conditions. */
-#ifndef UNIV_INNOCHECKSUM
 #if defined UNIV_DEBUG || defined UNIV_ZIP_DEBUG
 # include <stdarg.h>
 MY_ATTRIBUTE((format (printf, 1, 2)))