Remove unused code

sql/wsrep_binlog.cc

@@ -107,13 +107,6 @@ int wsrep_write_cache_buf(IO_CACHE *cache, uchar **buf, size_t *buf_len)
                          * many transactions would fit in there
                          * so there is no need to reach for the heap */
 
-/* Returns minimum multiple of HEAP_PAGE_SIZE that is >= length */
-static inline size_t
-heap_size(size_t length)
-{
-    return (length + HEAP_PAGE_SIZE - 1)/HEAP_PAGE_SIZE*HEAP_PAGE_SIZE;
-}
-
 /*
   Write the contents of a cache to wsrep provider.
 

sql/wsrep_mysqld.cc

@@ -204,7 +204,6 @@ static PSI_file_info wsrep_files[]=
 my_bool wsrep_inited= 0; // initialized ?
 
 static wsrep_uuid_t node_uuid= WSREP_UUID_UNDEFINED;
-static wsrep_uuid_t cluster_uuid= WSREP_UUID_UNDEFINED;
 static char         cluster_uuid_str[40]= { 0, };
 
 static char provider_name[256]= { 0, };