fix counter updates for preloaded data

re: mastodon#467
see fb5289372d

mastodon/src/main/java/org/joinmastodon/android/fragments/StatusListFragment.java

@@ -189,8 +189,8 @@ public abstract class StatusListFragment extends BaseStatusListFragment<Status>{
 				}
 			}
 			for(Status s:preloadedData){
-				if(s.id.equals(ev.id)){
+				if(s.getContentStatus().id.equals(ev.id)){
-					s.update(ev);
+					s.getContentStatus().update(ev);
 				}
 			}
 		}