MIPS: Convert the irq functions to the new names

Scripted with coccinelle.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/mips/mti-malta/malta-int.c b/arch/mips/mti-malta/malta-int.c
index b79b24a..9027061 100644
--- a/arch/mips/mti-malta/malta-int.c
+++ b/arch/mips/mti-malta/malta-int.c
@@ -472,7 +472,7 @@
 void __init arch_init_ipiirq(int irq, struct irqaction *action)
 {
 	setup_irq(irq, action);
-	set_irq_handler(irq, handle_percpu_irq);
+	irq_set_handler(irq, handle_percpu_irq);
 }
 
 void __init arch_init_irq(void)