Revert "PM / Domains: Fix handling of wakeup devices during system resume"

This reverts commit 5c6156fa, which
was commit cc85b207 upstream.

It broke ARM && PM configurations by adding a call to
genpd_dev_active_wakeup() which was only added in Linux 3.3.
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

drivers/base/power/domain.c

@@ -751,8 +751,7 @@ static int pm_genpd_resume_noirq(struct device *dev)
 	if (IS_ERR(genpd))
 		return -EINVAL;
 
-	if (genpd->suspend_power_off
-	    || (dev->power.wakeup_path && genpd_dev_active_wakeup(genpd, dev)))
+	if (genpd->suspend_power_off)
 		return 0;
 
 	/*