noswapaccount is deprecated by swapaccount=0, and it is scheduled
to be removed in 2.6.40.

Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Michal Hocko <mhocko@suse.cz>

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