TAKE - Remove PageDelalloc flag

[Steve Lord <lord@xxxxxxx>]

Christoph pointed out we do not really need this, another
xfs change to the core kernel bites the dust.

Date:  Fri Jun  7 20:30:55 PDT 2002
Workarea:  jen.americas.sgi.com:/src/lord/xfs-test

The following file(s) were checked into:
  bonnie.engr.sgi.com:/isms/slinx/2.4.x-xfs


Modid:  2.4.x-xfs:slinx:121107a
linux/mm/filemap.c - 1.111
linux/include/linux/mm.h - 1.83
linux/fs/buffer.c - 1.106
linux/kdb/modules/kdbm_pg.c - 1.54
linux/fs/xfs/pagebuf/page_buf_io.c - 1.43