workqueue: remove cancel_rearming_delayed_work[queue]()

cancel_rearming_delayed_work() and cancel_rearming_delayed_workqueue()
can be removed now.

Signed-off-by: WANG Cong <amwang@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

Documentation/feature-removal-schedule.txt

@@ -513,16 +513,6 @@ Who:    NeilBrown <neilb@suse.de>
 
 ----------------------------
 
-What:	cancel_rearming_delayed_work[queue]()
-When:	2.6.39
-
-Why:	The functions have been superceded by cancel_delayed_work_sync()
-	quite some time ago.  The conversion is trivial and there is no
-	in-kernel user left.
-Who:	Tejun Heo <tj@kernel.org>
-
-----------------------------
-
 What:	Legacy, non-standard chassis intrusion detection interface.
 When:	June 2011
 Why:	The adm9240, w83792d and w83793 hardware monitoring drivers have

include/linux/workqueue.h

@@ -412,21 +412,6 @@ static inline bool __cancel_delayed_work(struct delayed_work *work)
 	return ret;
 }
 
-/* Obsolete. use cancel_delayed_work_sync() */
-static inline __deprecated
-void cancel_rearming_delayed_workqueue(struct workqueue_struct *wq,
-					struct delayed_work *work)
-{
-	cancel_delayed_work_sync(work);
-}
-
-/* Obsolete. use cancel_delayed_work_sync() */
-static inline __deprecated
-void cancel_rearming_delayed_work(struct delayed_work *work)
-{
-	cancel_delayed_work_sync(work);
-}
-
 #ifndef CONFIG_SMP
 static inline long work_on_cpu(unsigned int cpu, long (*fn)(void *), void *arg)
 {