sched: Remove unused mc_capable() and smt_capable()

Remove mc_capable() and smt_capable().  Neither is used.

Both were added by 5c45bf27 ("sched: mc/smt power savings sched
policy").  Uses of both were removed by 8e7fbcbc ("sched: Remove stale
power aware scheduling remnants and dysfunctional knobs").

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Link: http://lkml.kernel.org/r/20140304210737.16893.54289.stgit@bhelgaas-glaptop.roam.corp.google.com


Signed-off-by: Ingo Molnar <mingo@kernel.org>