Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6768 from MySQL InnoDB
Original revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6768
Original Authors: vasil
Original commit message:
branches/zip:
Add a NOTE to the comment of btr_node_ptr_get_child_page_no()
to prevent mysterious bugs.