qemu-timer: rename timer_init to timer_init_tl

timer_init is not called that often.  Free the name for an equivalent
of timer_new.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/qemu-timer.c b/qemu-timer.c
index cb7d988..98d9d1b 100644
--- a/qemu-timer.c
+++ b/qemu-timer.c
@@ -331,9 +331,9 @@
 }
 
 
-void timer_init(QEMUTimer *ts,
-                QEMUTimerList *timer_list, int scale,
-                QEMUTimerCB *cb, void *opaque)
+void timer_init_tl(QEMUTimer *ts,
+                   QEMUTimerList *timer_list, int scale,
+                   QEMUTimerCB *cb, void *opaque)
 {
     ts->timer_list = timer_list;
     ts->cb = cb;