sched: Eliminate dead code from wakeup_gran()

calc_delta_fair() checks NICE_0_LOAD already, delete duplicate check.

Signed-off-by: Shaohua <Li&lt;shaohua.li@intel.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Link: http://lkml.kernel.org/r/1302238389.3981.92.camel@sli10-conroe


Signed-off-by: Ingo Molnar <mingo@elte.hu>