[XFS] Cleanup comment to remove reference to obsoleted function xfs_bmap_do_search_extents().
SGI-PV: 951415
SGI-Modid: xfs-linux-melb:xfs-kern:208491a
Signed-off-by: Mandy Kirkconnell <alkirkco@sgi.com>
Signed-off-by: Nathan Scott <nathans@sgi.com>
authored by Mandy Kirkconnell and committed by Nathan Scott 4b4fa25c ce362c00