eventq: convert all usage of events to use the new API.

For now, there is still a single global event queue, but this is
necessary for making the steps towards a parallelized m5.

src/mem/cache/base.cc

@@ -122,7 +122,7 @@ BaseCache::CachePort::clearBlocked()
         mustSendRetry = false;
         SendRetryEvent *ev = new SendRetryEvent(this, true);
         // @TODO: need to find a better time (next bus cycle?)
-        ev->schedule(curTick + 1);
+        schedule(ev, curTick + 1);
     }
 }
 

src/mem/cache/cache_impl.hh

@@ -1489,7 +1489,7 @@ Cache<TagStore>::MemSidePort::sendPacket()
         // @TODO: need to facotr in prefetch requests here somehow
         if (nextReady != MaxTick) {
             DPRINTF(CachePort, "more packets to send @ %d\n", nextReady);
-            sendEvent->schedule(std::max(nextReady, curTick + 1));
+            schedule(sendEvent, std::max(nextReady, curTick + 1));
         } else {
             // no more to send right now: if we're draining, we may be done
             if (drainEvent) {