Remove leftover TODOs in o.e.c.r.RoutingTable

core/src/main/java/org/elasticsearch/cluster/routing/RoutingTable.java

@@ -188,7 +188,6 @@ public class RoutingTable implements Iterable<IndexRoutingTable>, Diffable<Routi
     private static Predicate<ShardRouting> ACTIVE_PREDICATE = shardRouting -> shardRouting.active();
     private static Predicate<ShardRouting> ASSIGNED_PREDICATE = shardRouting -> shardRouting.assignedToNode();
 
-    // TODO: replace with JDK 8 native java.util.function.Predicate
     private GroupShardsIterator allSatisfyingPredicateShardsGrouped(String[] indices, boolean includeEmpty, boolean includeRelocationTargets, Predicate<ShardRouting> predicate) {
         // use list here since we need to maintain identity across shards
         ArrayList<ShardIterator> set = new ArrayList<>();
@@ -222,7 +221,6 @@ public class RoutingTable implements Iterable<IndexRoutingTable>, Diffable<Routi
         return allShardsSatisfyingPredicate(indices, shardRouting -> true, true);
     }
 
-    // TODO: replace with JDK 8 native java.util.function.Predicate
     private ShardsIterator allShardsSatisfyingPredicate(String[] indices, Predicate<ShardRouting> predicate, boolean includeRelocationTargets) {
         // use list here since we need to maintain identity across shards
         List<ShardRouting> shards = new ArrayList<>();